Lesson 20 – ir, in, il and im

1. incredible

2. immortal

3. intolerant

4. immigrant

5. illogical

6. immature

7. illegal

8. improperly

9. incapable

10. irregular

11. impatient

12. impolitely

13. indirect

14. indefinite

15. immaterial

16. illiterate

17. impractical

18. irresponsible

19. irrational

20. illegible