A synonym is a word that means something similar to another word. An antonym is a word that means the opposite of another word. Underline the ANTONYMS and check your answers with the key. You may use a standard dictionary.
1. Infertile (adj.): fertile / barren
2. Infidelity (n.): adultery / fidelity
3. Infinite (adj.): finite / boundless
4. Infinitesimal (adj.): atomic / large
5. Infinity (n.): finiteness / boundlessness
6. Infirm (adj.): ailing / strong
7. Inflame (v.): cool / agitate
8. Inflammable (adj.): burnable / flameproof
9. Inflammatory (adj.): calming / fiery
10. Inflate (v.): bloat / deflate
11. Inflation (n.): deflation / expansion
12. Inflexible (adj.): adamant / flexible
13. Influential (adj.): unimportant / compelling
14. Informal (adj.): casual / formal
15. Informative (adj.): uninformative / communicative
16. Informed (adj.): authoritative / ignorant
17. Infuriate (v.): calm / anger
18. Ingenious (adj.): clever / clumsy
19. Ingenuity (n.): clumsiness / cleverness
20. Ingenuous (adj.): honest / artful
21. Ingratitude (n.): gratitude / thankfulness
22. Inhibit (v.): curb / support
23. Inhibited (adj.): open / frustrated
24. Inhibition (n.): hindrance / freedom
25. Inhuman (adj.): human / barbaric
26. Inhumane (adj.): brutal / humane
27. Inhumanity (n.): humanity / barbarity
28. Initial (adj.): early / final
29. Initially (adv.) finally / first
30. Injustice (n.): bias / justice
Key
1. fertile
2. fidelity
3. finite
4. large
5. finiteness
6. strong
7. cool
8. flameproof
9. calming
10. deflate
11. deflation
12. flexible
13. unimportant
14. formal
15. uninformative
16. ignorant
17. calm
18. clumsy
19. clumsiness
20. artful
21. gratitude
22. support
23. open
24. freedom
25. human
26. humane
27. humanity
28. final
29. finally
30. justice
Rating
10 – 15 Correct: Good
16 – 20 Correct: Excellent
21 – 30 Correct: Exceptional
End