Vocabulary

100 Words Every C1 English Learner Should Know

October 10, 2026

No.	Item	Definition
1.	accountability	Responsibility for explaining and justifying your actions.
2.	acknowledge	Accept or admit that something is true.
3.	adverse	Harmful or unfavorable.
4.	advocate	Publicly support an idea or course of action.
5.	albeit	Although; even though.
6.	ambiguous	Having more than one possible meaning.
7.	anticipate	Expect something and prepare for it.
8.	arbitrary	Based on personal choice rather than clear reasons.
9.	assumption	Something accepted as true without proof.
10.	attribute	Consider something caused by a particular factor.
11.	bias	An unfair preference for or against something.
12.	coherent	Logical, clear, and well organized.
13.	compelling	Strongly convincing or engaging.
14.	comprehensive	Covering all important aspects of something.
15.	consensus	General agreement among a group.
16.	constraint	Something that limits what you can do.
17.	conversely	In an opposite or contrasting way.
18.	convey	Communicate an idea, feeling, or message.
19.	criterion	A standard used to judge something.
20.	deficit	The amount by which spending exceeds income.
21.	dilemma	A situation requiring a difficult choice.
22.	diminish	Become or make something smaller or weaker.
23.	disclose	Reveal information previously kept private.
24.	discrepancy	A difference between things that should match.
25.	dismiss	Reject something as unworthy of consideration.
26.	distort	Change something so it becomes misleading or inaccurate.
27.	elaborate	Explain something in greater detail.
28.	embrace	Accept an idea or change willingly.
29.	empirical	Based on observation or experiments.
30.	entail	Involve something as a necessary part or consequence.
31.	exert	Apply effort, influence, or pressure.
32.	expenditure	Money spent on something.
33.	explicit	Stated clearly and directly.
34.	facilitate	Make an activity or process easier.
35.	feasible	Possible and practical to achieve.
36.	fluctuate	Rise and fall or change irregularly.
37.	framework	A basic structure supporting ideas or activities.
38.	hinder	Make progress or action more difficult.
39.	impartial	Not favoring any side.
40.	implement	Put a plan or decision into practice.
41.	implication	A possible consequence or suggested meaning.
42.	implicit	Suggested without being stated directly.
43.	incentive	Something that motivates someone to act.
44.	inevitable	Certain to happen; impossible to avoid.
45.	infer	Reach a conclusion from evidence or clues.
46.	inherent	Existing as a natural, essential part.
47.	insight	A clear, deep understanding of something.
48.	integrity	Honesty and strong moral principles.
49.	legislation	Laws considered or passed by a governing body.
50.	legitimate	Allowed by law or accepted rules.
51.	liability	Legal responsibility for something.
52.	namely	Used to state exactly what is meant.
53.	negligible	Too small to matter.
54.	nonetheless	Despite what has just been said.
55.	objective	Based on facts rather than personal feelings.
56.	obsolete	No longer used because something newer exists.
57.	offset	Counterbalance an effect, cost, or disadvantage.
58.	ostensibly	Apparently, though perhaps not actually.
59.	outweigh	Be greater in importance than something else.
60.	oversee	Supervise an activity and ensure proper performance.
61.	pertinent	Directly relevant to the matter being discussed.
62.	pivotal	Extremely important in determining an outcome.
63.	plausible	Seeming reasonable or likely to be true.
64.	predominantly	Mainly or for the most part.
65.	premise	An idea on which an argument rests.
66.	presumably	Probably, based on what is known.
67.	prevalent	Common or widespread in a particular context.
68.	profound	Very great, deep, or significant.
69.	rationale	The reasons behind a decision or belief.
70.	reconcile	Make conflicting ideas or situations compatible.
71.	reinforce	Make something stronger or more convincing.
72.	resilient	Able to recover quickly from difficulties.
73.	respectively	In the same order as previously mentioned.
74.	revenue	Income received by a business or government.
75.	rigorous	Very careful, thorough, and exact.
76.	robust	Strong and able to withstand difficulties.
77.	scope	The range or extent of something.
78.	scrutinize	Examine something very carefully.
79.	skeptical	Doubtful about whether something is true.
80.	subjective	Based on personal feelings or opinions.
81.	substantial	Large in amount, size, or importance.
82.	subtle	Not obvious or easy to notice.
83.	susceptible	Easily affected or influenced by something.
84.	sustain	Keep something continuing over time.
85.	tentative	Not certain or finally agreed upon.
86.	thereby	As a result of that action.
87.	threshold	The level at which something begins or changes.
88.	transparency	Openness about decisions, actions, and information.
89.	ultimately	In the end; after everything is considered.
90.	undergo	Experience a process, treatment, or change.
91.	undermine	Gradually weaken or damage something.
92.	unprecedented	Never having happened or existed before.
93.	uphold	Maintain or defend a principle or decision.
94.	verify	Check that something is true or accurate.
95.	viable	Able to work successfully in practice.
96.	vulnerable	Easily harmed, hurt, or attacked.
97.	warrant	Make an action necessary or appropriate.
98.	whereby	By which means or process.
99.	withstand	Resist pressure or damage without giving way.
100.	yield	Produce a result, profit, or crop.

100 Words Every B2 English Learner Should Know

October 10, 2026

No.	Item	Definition
1.	accurate	Correct and free from mistakes.
2.	adequate	Enough or satisfactory for a particular purpose.
3.	alternative	Another available choice or possibility.
4.	apparent	Seeming to be true, though not necessarily.
5.	approach	A way of dealing with something.
6.	appropriate	Suitable for a particular situation.
7.	aspect	One part or feature of something.
8.	assess	Judge the quality, value, or importance of something.
9.	assume	Accept something as true without proof.
10.	attitude	How you think or feel about something.
11.	balance	A suitable relationship between different things.
12.	barrier	Something that blocks movement or progress.
13.	benefit	An advantage or helpful effect.
14.	capable	Having the ability to do something.
15.	challenge	Something difficult that tests your ability.
16.	circumstance	A fact or condition affecting a situation.
17.	commitment	A firm promise or dedication to something.
18.	competitive	Determined to be more successful than others.
19.	concern	A feeling of worry about something.
20.	consequence	A result of an action or situation.
21.	considerable	Large in amount, size, or importance.
22.	contribute	Give something to help achieve a result.
23.	convince	Make someone believe something is true.
24.	debate	A discussion involving different opinions.
25.	decline	Become smaller, weaker, or less successful.
26.	demand	A strong request or need for something.
27.	demonstrate	Show clearly how something works or is true.
28.	despite	Without being prevented by something.
29.	determine	Find out or decide something.
30.	distinguish	Recognize the difference between things.
31.	effective	Producing the intended result.
32.	efficient	Working well without wasting time or resources.
33.	enable	Make it possible for someone to act.
34.	encounter	Meet or experience something unexpectedly.
35.	encourage	Give someone confidence or support to act.
36.	ensure	Make certain that something happens.
37.	establish	Start or create something intended to last.
38.	evidence	Facts or information supporting a belief.
39.	expand	Become larger or increase in scope.
40.	factor	Something that influences a result.
41.	financial	Related to money or its management.
42.	flexible	Able to change according to circumstances.
43.	fund	Provide money for an activity or project.
44.	generate	Produce or cause something.
45.	grant	Officially give or allow something.
46.	handle	Deal with a situation or task.
47.	hesitate	Pause before acting because of uncertainty.
48.	highlight	Draw special attention to something.
49.	household	All the people living in one home.
50.	identity	Who someone is or what distinguishes them.
51.	illustrate	Explain or clarify using examples or pictures.
52.	impact	A strong effect on someone or something.
53.	imply	Suggest something without saying it directly.
54.	indicate	Show or suggest something.
55.	influence	The power to affect decisions or behavior.
56.	involve	Include something as a necessary part.
57.	issue	An important subject or problem.
58.	justify	Give good reasons for something.
59.	lack	Not have enough of something needed.
60.	maintain	Keep something in its existing condition.
61.	meanwhile	During the same period of time.
62.	measure	An action intended to achieve a result.
63.	negotiate	Discuss something to reach an agreement.
64.	nevertheless	Despite what has just been said.
65.	objective	A goal you are trying to achieve.
66.	obtain	Get something, especially through effort.
67.	otherwise	If not, or in different circumstances.
68.	outcome	The final result of an activity.
69.	overcome	Successfully deal with a difficulty.
70.	perspective	A particular way of viewing something.
71.	persuade	Get someone to act by giving reasons.
72.	potential	The possibility of future success or development.
73.	prevent	Stop something from happening.
74.	principle	A basic belief guiding behavior or decisions.
75.	priority	Something more important than other things.
76.	procedure	An established way of doing something.
77.	propose	Suggest a plan for others to consider.
78.	qualify	Meet the requirements for something.
79.	range	A variety of different things.
80.	reflect	Show or express the nature of something.
81.	reject	Refuse to accept or agree to something.
82.	relevant	Directly connected to the subject being considered.
83.	reliable	Able to be trusted or depended on.
84.	require	Need something or make something necessary.
85.	resolve	Find a solution to a problem.
86.	resource	Something available to help achieve a purpose.
87.	significant	Important or large enough to be noticed.
88.	source	Where something comes from or is obtained.
89.	strategy	A plan for achieving a goal.
90.	strengthen	Make or become stronger.
91.	temporary	Lasting for only a limited time.
92.	tend	Usually behave in a particular way.
93.	threat	Something that could cause harm or danger.
94.	urban	Relating to towns and cities.
95.	urgent	Needing immediate attention or action.
96.	vary	Differ or change according to circumstances.
97.	voluntary	Done by choice, without being forced.
98.	whereas	Used to contrast two facts or ideas.
99.	widespread	Existing or happening in many places.
100.	worthwhile	Worth the time, money, or effort involved.

100 Words Every B1 English Learner Should Know

October 10, 2026

No.	Item	Definition
1.	advantage	Something that helps or brings a benefit.
2.	advice	Suggestions about what someone should do.
3.	afford	To have enough money to pay for something.
4.	allow	To let someone do something.
5.	although	Despite the fact that.
6.	apologize	To say you are sorry.
7.	arrange	To plan or organize something.
8.	available	Ready to be used or obtained.
9.	avoid	To keep away from someone or something.
10.	behavior	The way someone acts.
11.	borrow	To take something temporarily with permission.
12.	breathe	To take air into and out of lungs.
13.	budget	A plan for spending available money.
14.	cause	Something that makes another thing happen.
15.	certain	Having no doubt about something.
16.	climate	The usual weather conditions in a region.
17.	compare	To examine how things are similar or different.
18.	complain	To say you are unhappy about something.
19.	confident	Sure of your ability to do something.
20.	consider	To think carefully about something.
21.	convenient	Easy to use or fitting your needs.
22.	damage	Harm that makes something less useful or valuable.
23.	decide	To choose what to do.
24.	depend	To need or rely on someone or something.
25.	describe	To say what someone or something is like.
26.	destination	The place you are traveling to.
27.	develop	To grow or become more advanced.
28.	disadvantage	Something that makes a situation less favorable.
29.	disappointed	Unhappy because something was worse than expected.
30.	earn	To receive money for work.
31.	effect	A change produced by something.
32.	effort	The energy used to do something.
33.	embarrassed	Feeling uncomfortable or ashamed around other people.
34.	encourage	To give someone confidence or hope.
35.	energy	Power used to produce heat, light, or movement.
36.	environment	The natural world around us.
37.	expect	To believe something will happen.
38.	experience	Knowledge gained from doing or seeing things.
39.	explain	To make something clear or understandable.
40.	fail	To not achieve the result you wanted.
41.	familiar	Known because you have encountered it before.
42.	goal	Something you want to achieve.
43.	grateful	Feeling thankful for help or kindness.
44.	however	Used to introduce a contrasting idea.
45.	improve	To make or become better.
46.	increase	To become or make something greater.
47.	injury	Physical harm to a person’s body.
48.	instead	In place of someone or something else.
49.	interview	A meeting to assess someone for a job.
50.	involve	To include something as a necessary part.
51.	knowledge	Information and understanding gained through learning.
52.	lend	To let someone use something temporarily.
53.	likely	Expected to happen or be true.
54.	local	Relating to a particular nearby area.
55.	luggage	Bags and suitcases taken when traveling.
56.	manage	To succeed in doing something difficult.
57.	necessary	Needed for a particular purpose.
58.	opportunity	A chance to do something.
59.	ordinary	Normal or usual; not special.
60.	owe	To need to pay or return something.
61.	patient	Able to wait calmly without getting annoyed.
62.	pollution	Harmful substances that damage air, water, or land.
63.	prevent	To stop something from happening.
64.	progress	Movement toward a goal or better condition.
65.	promise	To say you will definitely do something.
66.	protect	To keep someone or something safe.
67.	proud	Pleased about something you or others achieved.
68.	provide	To give someone something they need.
69.	purpose	The reason something is done or exists.
70.	qualification	An official record of completed education or training.
71.	quality	How good or bad something is.
72.	realize	To become aware of something.
73.	recognize	To identify someone or something seen before.
74.	reduce	To make something smaller or less.
75.	refuse	To say you will not do something.
76.	relationship	The connection between people or things.
77.	remind	To help someone remember something.
78.	require	To need something or make it necessary.
79.	responsibility	A duty to deal with something.
80.	result	Something that happens because of something else.
81.	risk	The possibility of something bad happening.
82.	salary	A fixed amount regularly paid for work.
83.	skill	An ability to do something well.
84.	stress	Mental pressure caused by difficult situations.
85.	succeed	To achieve what you wanted to do.
86.	suggest	To offer an idea for someone to consider.
87.	suitable	Right for a particular person or purpose.
88.	support	To help or encourage someone.
89.	task	A piece of work to be done.
90.	tend	To usually behave in a particular way.
91.	therefore	For that reason; as a result.
92.	training	Learning skills needed for a particular activity.
93.	treatment	Medical care given for illness or injury.
94.	unless	Except if a particular condition is true.
95.	value	How much something is worth.
96.	various	Several different kinds of something.
97.	warn	To tell someone about possible danger or trouble.
98.	waste	To use something carelessly or unnecessarily.
99.	whole	Complete, with no parts missing.
100.	wonder	To think about something you are unsure about.

100 Words Every A2 English Learner Should Know

October 10, 2026

No.	Item	Definition
1.	accept	Say yes to something offered.
2.	address	Details showing where someone lives.
3.	agree	Have the same opinion as someone.
4.	airport	A place where planes arrive and leave.
5.	apartment	A home within a larger building.
6.	appointment	An arrangement to meet at a time.
7.	arrive	Reach the place you are going to.
8.	bill	A statement showing money you must pay.
9.	blanket	A thick covering that keeps you warm.
10.	book	Arrange to have something at a time.
11.	borrow	Use something and give it back later.
12.	bridge	A structure crossing water, roads, or gaps.
13.	bring	Come with someone or something.
14.	busy	Having many things to do.
15.	carry	Hold something while moving it.
16.	cash	Money in coins or notes.
17.	catch	Get on a bus, train, or plane.
18.	change	Make or become different.
19.	choose	Select from two or more possibilities.
20.	corner	A place where two sides meet.
21.	cost	Have a particular price.
22.	customer	Someone who buys goods or services.
23.	dangerous	Likely to cause harm.
24.	decide	Choose what to do.
25.	delicious	Tasting very good.
26.	describe	Say what someone or something is like.
27.	direction	The way something moves or points.
28.	empty	Having nothing inside.
29.	enough	As much or as many as needed.
30.	entrance	A place where you enter.
31.	exit	A way out of a place.
32.	expect	Think something will probably happen.
33.	explain	Make something clear or easy to understand.
34.	follow	Go behind someone or something.
35.	forget	Fail to remember something.
36.	free	Costing no money.
37.	fresh	Recently made, picked, or prepared.
38.	full	Containing as much as it can hold.
39.	healthy	Well and not sick.
40.	holiday	Time away from work or school.
41.	hope	Want something good to happen.
42.	ill	Not well or healthy.
43.	improve	Become better or make something better.
44.	instead	In place of someone or something else.
45.	invite	Ask someone to come to something.
46.	journey	Travel from one place to another.
47.	just	A very short time ago.
48.	leave	Go away from a place.
49.	lend	Let someone use something temporarily.
50.	meal	Food eaten at a regular daily time.
51.	mean	Have a particular meaning.
52.	medicine	Something taken to treat illness.
53.	menu	A list of available food and drinks.
54.	message	Information sent or left for someone.
55.	miss	Arrive too late for something.
56.	mistake	Something you do or think incorrectly.
57.	necessary	Needed for a particular purpose.
58.	neighbor	Someone who lives near you.
59.	neighborhood	An area around where people live.
60.	noisy	Making a lot of noise.
61.	offer	Say you are willing to give something.
62.	order	Ask for food, goods, or services.
63.	passenger	Someone traveling in a vehicle, not driving.
64.	pay	Give money for goods or services.
65.	plan	Decide how to do something.
66.	platform	An area where people board trains.
67.	possible	Able to happen or be done.
68.	price	The money needed to buy something.
69.	quiet	Making little or no noise.
70.	ready	Prepared for something.
71.	receipt	A document showing you paid for something.
72.	recipe	Instructions for preparing a particular dish.
73.	refuse	Say you will not do something.
74.	remember	Keep or bring something into your mind.
75.	rent	Money paid regularly to use someone’s property.
76.	repair	Make something broken work again.
77.	return	Go or come back.
78.	safe	Not likely to be hurt or harmed.
79.	save	Keep money for future use.
80.	shelf	A flat board for holding things.
81.	similar	Almost the same, but not exactly.
82.	size	How big or small something is.
83.	spend	Use money or time for something.
84.	station	A place where trains or buses stop.
85.	sure	Certain that something is true.
86.	temperature	How hot or cold something is.
87.	ticket	Proof you paid for travel or entry.
88.	together	With another person or other people.
89.	towel	Cloth used to dry yourself or things.
90.	traffic	Vehicles moving along a road.
91.	travel	Go from one place to another.
92.	understand	Know what something means.
93.	useful	Helping you do or achieve something.
94.	village	A place smaller than a town.
95.	visit	Go to see someone or somewhere.
96.	wait	Stay until someone arrives or something happens.
97.	wallet	A small case for money and cards.
98.	whole	Complete, with no part missing.
99.	worried	Unhappy about a possible problem.
100.	yet	Up to now, in questions and negatives.

100 Words Every A1 English Learner Should Know

October 10, 2026

No.	Item	Definition
1.	a	Used before one unspecified person or thing.
2.	all	Every person or thing in a group.
3.	and	Joins words or ideas together.
4.	ask	To request information or help.
5.	at	Shows a particular place or time.
6.	bad	Unpleasant, harmful, or of poor quality.
7.	be	To exist or have a particular identity.
8.	big	Large in size.
9.	but	Connects two contrasting ideas.
10.	buy	To get something by paying money.
11.	can	To be able to do something.
12.	child	A young person who is not an adult.
13.	close	To shut something.
14.	cold	Having a low temperature.
15.	come	To move toward the speaker or listener.
16.	day	A period of twenty-four hours.
17.	difficult	Not easy; needing effort or skill.
18.	do	To perform an action or task.
19.	drink	To take liquid into your mouth and swallow.
20.	easy	Not difficult to do or understand.
21.	eat	To put food in your mouth and swallow.
22.	family	A group of people related to each other.
23.	father	A male parent.
24.	food	Things people or animals eat.
25.	for	Shows purpose or who receives something.
26.	friend	Someone you like and know well.
27.	from	Shows where something starts or comes from.
28.	get	To receive or obtain something.
29.	give	To pass something to another person.
30.	go	To move to another place.
31.	good	Pleasant, useful, or of high quality.
32.	goodbye	Said when leaving someone.
33.	have	To own or hold something.
34.	he	A male person already mentioned.
35.	hello	A greeting when meeting someone.
36.	help	To make something easier for someone.
37.	here	In or at this place.
38.	home	The place where you live.
39.	hot	Having a high temperature.
40.	how	Asks about the way something happens.
41.	I	The person who is speaking.
42.	in	Inside a place or thing.
43.	it	A thing or animal already mentioned.
44.	job	Work you do to earn money.
45.	know	To have information about something.
46.	learn	To gain knowledge or a new skill.
47.	like	To enjoy something or find it pleasant.
48.	live	To have your home in a place.
49.	look	To direct your eyes toward something.
50.	make	To create or produce something.
51.	man	An adult male person.
52.	money	Coins, notes, or funds used to buy things.
53.	more	A greater amount or number.
54.	mother	A female parent.
55.	my	Belonging to the speaker.
56.	name	A word used to identify someone or something.
57.	need	To require something necessary.
58.	new	Recently made, bought, or discovered.
59.	night	The dark part of each day.
60.	no	Expresses disagreement or a negative answer.
61.	not	Makes a statement negative.
62.	of	Shows belonging or a connection between things.
63.	old	Having existed for a long time.
64.	on	Touching and supported by a surface.
65.	one	The number 1.
66.	open	To move something so access is possible.
67.	or	Shows a choice between possibilities.
68.	play	To take part in games or fun activities.
69.	please	Makes a request more polite.
70.	read	To understand written words.
71.	right	Correct; also, the opposite direction from left.
72.	room	A part of a building separated by walls.
73.	say	To express something using words.
74.	school	A place where children go to learn.
75.	see	To notice something with your eyes.
76.	she	A female person already mentioned.
77.	shop	A place where you can buy things.
78.	sleep	To rest with eyes closed and awareness reduced.
79.	sorry	Expresses regret or an apology.
80.	speak	To talk or use a language.
81.	take	To carry or move something with you.
82.	thanks	Expresses that you appreciate something.
83.	that	A particular person or thing farther away.
84.	the	Used before a specific person or thing.
85.	there	In or at that place.
86.	they	People or things already mentioned.
87.	this	A particular person or thing nearby.
88.	to	Shows movement toward a place or person.
89.	want	To wish to have or do something.
90.	we	The speaker and at least one other person.
91.	what	Asks about a thing or information.
92.	when	Asks about a time.
93.	where	Asks about a place.
94.	who	Asks which person.
95.	why	Asks for a reason.
96.	with	Together with another person or thing.
97.	year	A period of twelve months.
98.	yes	Expresses agreement or a positive answer.
99.	you	The person or people being spoken to.
100.	your	Belonging to the person being spoken to.