Prefix: in, im, il, ir, ig

1. The opposite of "mature" is:

inmature
immature
ilmature
irmature
igmature

2. The opposite of "literate" is:

inliterate
imliterate
illiterate
irliterate
igliterate

3. The opposite of "human" is:

inhuman
imhuman
ilhuman
irhuman
unhuman

4. The opposite of "relevant" is:

inrelevant
imrelevant
ilrelevant
irrelevant
igrelevant

5. The opposite of "noble" is:

innoble
imnoble
ilnoble
irnoble
ignoble

6. The opposite of "correct" is:

incorrect
imcorrect
ilcorrect
ircorrect
igcorrect

7. The opposite of "reversible" is:

inreversible
imreversible
ilreversible
irreversible
igreversible

8. The opposite of "polite" is:

inpolite
impolite
ilpolite
irpolite
igpolite

9. The opposite of "logical" is:

inlogical
imlogical
illogical
irlogical
iglogical

10. The opposite of "visible" is:

invisible
imvisible
ilvisible
irvisible
igvisible