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100 Formal and Informal Word Pairs

May 15, 2026

100 Formal and Informal Word Pairs

No. Item Definition
1. about approximately
2. adolescent young person
3. aid help or support
4. answer reply to something
5. approximately about or roughly
6. assist help someone
7. baby very young child
8. ban officially forbid
9. begin start doing something
10. build make by assembling
11. but in contrast
12. buy purchase something
13. cease stop happening
14. children young people
15. commence begin something
16. comprehend understand fully
17. confirm make certain
18. consume eat or drink
19. cost price to pay
20. dad male parent
21. dead not alive
22. deceased no longer living
23. defer delay until later
24. delay make later
25. depart leave a place
26. discard throw away
27. doctor medical professional
28. eat consume food
29. employment paid work status
30. encounter meet unexpectedly
31. endeavor serious attempt
32. enough as much as needed
33. expedite speed up
34. father male parent
35. fix make right
36. forbid not allow
37. get receive or fetch
38. go on continue happening
39. help give support
40. home place where one lives
41. however nevertheless
42. hurry move quickly
43. individual single person
44. infant very young baby
45. inform tell someone
46. inquire ask for information
47. investigate look into carefully
48. job paid work
49. keep continue to have
50. kids young children
51. later afterward in time
52. leave go away
53. let know inform someone
54. live have a home
55. look into investigate something
56. lots of a large amount
57. meet come together
58. mom female parent
59. mother female parent
60. move change position or time
61. need must have
62. notify inform officially
63. numerous many in number
64. observe watch carefully
65. obtain get something
66. occupation a person’s job
67. permit allow something
68. person human being
69. physician medical doctor
70. postpone delay until later
71. prohibit forbid something
72. purchase buy something
73. put off delay something
74. quit leave a job
75. repair fix something
76. request ask for something
77. require need something
78. reside live somewhere
79. residence place where someone lives
80. resign leave a job
81. respond answer or react
82. retain keep possession of
83. shop buy things
84. show make visible
85. so for that reason
86. stop come to an end
87. subsequently after that
88. sufficient enough for purpose
89. teen teenager
90. terminate end something
91. therefore for that reason
92. think have an opinion
93. throw away get rid of
94. try make an effort
95. understand grasp meaning
96. vehicle means of transport
97. verify confirm truth
98. watch look at
99. withdraw remove or leave
100. work job or labor
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