• Skip to primary navigation
  • Skip to main content
  • Skip to primary sidebar
Home of English Grammar
  • Home
  • Course
  • Exercises
  • Grammar Rules
  • Matches
  • Posts
  • Tools
    • Grammar Checker
    • Very Replacer
    • Word Counter
  • Vocabulary Lists
  • Archives
    • Social Media Posts
    • Writing Guides
  • Join free

Prefixes Dis-, En- and In-: Disown, Endanger and Incoherent Exercise

October 13, 2022 A2pdf

Fill in the blanks.

Progress 0 of 12 answered
1He ............... his reprobate son.
Wrong!
The correct verb is "disowned" because it means refused to accept someone as a family member.
2His plan is too ............... to succeed.
Wrong!
The correct adjective is "disorganized" because it means badly arranged or not well planned.
3He was finally expelled for ............... the headmaster.
Wrong!
The correct gerund is "disobeying" because it means refusing to obey a rule or person.
4The spread of urban areas ............... wildlife.
Wrong!
The correct verb is "endangers" because it means puts someone or something in danger.
5The committee's findings were ...............
Wrong!
The correct adjective is "inconclusive" because it means not leading to a definite result.
6His account of the robbery was ...............
Wrong!
The correct adjective is "incoherent" because it means unclear or not logically connected.
7He is ............... of committing such a cruel deed.
Wrong!
The correct adjective is "incapable" because it is followed by "of" and means not able to do something.
8The work is still ...............
Wrong!
The correct adjective is "incomplete" because it means not finished or not whole.
9This problem was ............... compared to the others she faced.
Wrong!
The correct adjective is "insignificant" because it means not important or too small to matter.
10A feeling of ............... kept her from making friends.
Wrong!
The correct noun is "insecurity" because it means a lack of confidence or safety.
11The starlet has an ............... hunger for fame.
Wrong!
The correct adjective is "insatiable" because it means impossible to satisfy.
12He and his dog are ...............
Wrong!
The correct adjective is "inseparable" because it means always together or unable to be separated.

Exercise complete

0/ out of 12 correct answers
Challenge a friend
More Exercises →

Answers

  1. He disowned his reprobate son.
  2. His plan is too disorganized to succeed.
  3. He was finally expelled for disobeying the headmaster.
  4. The spread of urban areas endangers wildlife.
  5. The committee’s findings were inconclusive.
  6. His account of the robbery was incoherent.
  7. He is incapable of committing such a cruel deed.
  8. The work is still incomplete.
  9. This problem was insignificant compared to the others she faced.
  10. A feeling of insecurity kept her from making friends.
  11. The starlet has an insatiable hunger for fame.
  12. He and his dog are inseparable.

Improve your English grammar, vocabulary and writing

We take you step by step from beginner to advanced, even if you struggled with English at school or have always had trouble remembering the rules.

  • 10 modules, 112 lessons and 730 questions
  • Just log in and learn anytime and anywhere
  • Your progress is saved in your account
  • Download the 2027 Grammar Guide (PDF)

Related lesson in the course Word families and negative prefixes Module 07: Prepositions & patterns · Lesson 9

Join free

Already have an account? Sign in

See what’s in the course

Primary Sidebar

2.4M761.4K165.8K

Free 2027 Grammar Guide

  • Download Grammar Guide (PDF)
  • Online grammar course, A1 to C2
  • Weekly exercises and vocabulary
  • Join over 3 million English learners

We respect your privacy. Unsubscribe anytime.

Already have an account? Sign in

Grammar Checker - Try Now

Latest Posts

  • 100 Best Synonyms for “Compliant” October 24, 2026
  • 100 Best Synonyms for “Stereotype” October 24, 2026
  • 100 Best Synonyms for “Prototype” October 24, 2026
  • Semordnilaps: words that become new words backward October 24, 2026
  • 100 Best Synonyms for “Endeavor” October 24, 2026
  • 100 Best Synonyms for “Status” October 24, 2026
  • Notice, realize, recognize, perceive, discern, and detect: How to choose October 24, 2026
  • Sensuous vs. sensual: choosing the right word October 24, 2026
  • 100 Best Synonyms for “Competitive” October 24, 2026
  • 100 Words to Describe Customer Experience October 24, 2026
Home of English Grammar

Free English grammar exercises, rules and vocabulary lists, with new exercises every week. Join the leading English grammar site with over 3 million followers.

Join free

Learn

  • Exercises
  • Matches
  • Grammar rules
  • Vocabulary lists
  • Writing guides
  • Online tools

More

  • Top social media posts
  • Various posts
  • Contact

Account

  • Join free
  • Grammar Course
  • Free grammar guide (PDF)

Copyright © 2026 EnglishGrammar.org

  • Disclaimer
  • Privacy policy
  • Terms
  • Sitemap