DIS-, IN-, and UN-

1. inability (n)

2. disability (n)

3. disable (v)

4. unable (adj)

5. illegal (adj)

6. disagreement (n)

7. uncomfortable (adj)

8. discomfort (n)(v)

9. inconvenience (n)(v)

10. disconnect (v)

11. indifferent (adj)

12. unhappy (adj)

13. disappointment (n)

14. unusual (adj)

15. inexpensive (adj)

16. disappearance (n)

17. inexperienced (adj)

18. unemployed (adj)

19. discover (v)

20. uncover (v)

21. inefficient (adj)

22. discontinue (v)

23. dishonest (adj)

24. inequality (n)

25. unacceptable (adj)

26. indirect (adj)

27. disbelief (n)

28. unavailable (adj)

29. disclose (v)

30. independence (n)

31. unexpectedly (adv)

32. infrequently (adv)

33. unknown (adj)

34. dislike (v)(n)

35. unlike (prep)

36. unlikely (adj)(adv)

37. disadvantage (v)(n)

38. uncertainty (n)

39. irrelevant (adj)

40. discourage (v)

41. injustice (n)

42. unconscious (adj)

43. unfair (adj)

44. unnecessary (adj)

45. disorder (n)

46. invisible (adj)

47. unfortunately (adv)

48. inappropriate (adj)

49. disapprove (v)

50. displace (v)

51. unfavorable (adj)

52. infamous (adj)

53. invaluable (adj)

54. unconditional (adj)

55. inaccuracy (n)

56. incredible (adj)

57. unpleasant (adj)

58. inadequate (adj)

59. uneasiness (n)

60. undoubtedly (adv)

61. infinite (adj)

62. unrivaled (adj)

63. indispensable (adj)

64. unconstitutional (adj)

65. unprecedented (adj)

66. inevitable (adj)

67. insane (adj)

68. insufficient (adj)

69. invariably (adv)

70. unfold (v)

71. unlock (v)

72. undo (v)

73. unveil (v)