| No. | Term | Definition |
|---|---|---|
| 1. | Aberrant | deviating from the normal |
| 2. | Absurd | wildly unreasonable or illogical |
| 3. | Addled | confused; muddled in mind |
| 4. | Agitated | restless; emotionally stirred |
| 5. | Aloof-brained | distracted; out of touch |
| 6. | Amok | out of control; wildly raging |
| 7. | Anomalous | irregular; not as expected |
| 8. | Antsy | impatiently restless |
| 9. | Apeish | foolish; silly in behavior |
| 10. | Asinine | extremely foolish |
| 11. | Barmy | slightly mad; eccentric |
| 12. | Bats | acting wildly irrational |
| 13. | Befuddled | utterly confused |
| 14. | Berserk | violently out of control |
| 15. | Bonkers | mad; wildly foolish |
| 16. | Brainless | lacking good sense |
| 17. | Buggy | odd; mentally unstable |
| 18. | Bughouse | insane; wildly irrational |
| 19. | Cack-handed | clumsy; ineptly done |
| 20. | Cockeyed | askew; not quite right |
| 21. | Cracked | mentally unsound; odd |
| 22. | Crackpot | eccentric; irrational person |
| 23. | Crazed | deranged; frenzied |
| 24. | Daft | silly; foolish |
| 25. | Dazed | stunned; confused |
| 26. | Delirious | feverishly confused or frenzied |
| 27. | Demented | mad; wildly irrational |
| 28. | Deranged | mentally disturbed |
| 29. | Distraught | deeply upset; frantic |
| 30. | Dizzy | lightheaded; mentally scattered |
| 31. | Doolally | slightly mad; eccentric |
| 32. | Dopey | stupid; slow-witted |
| 33. | Dotty | eccentric; slightly mad |
| 34. | Driveling | foolishly talkative; silly |
| 35. | Eccentric | odd; unconventional |
| 36. | Erratic | unpredictable; inconsistent |
| 37. | Farcical | ridiculously unreasonable |
| 38. | Feral-minded | unrestrained; wildly impulsive |
| 39. | Feverish | overexcited; frantic |
| 40. | Flaky | unreliable; a bit odd |
| 41. | Flighty | fickle; not serious |
| 42. | Foolish | lacking good judgment |
| 43. | Frantic | panicked; wildly hurried |
| 44. | Frenzied | wildly excited or uncontrolled |
| 45. | Gaga | senile; silly-crazy |
| 46. | Giddy | lighthearted; slightly unhinged |
| 47. | Goofy | silly; absurd |
| 48. | Harebrained | recklessly foolish |
| 49. | Hysterical | wildly emotional or frantic |
| 50. | Idiotic | very stupid |
| 51. | Illogical | lacking sound reasoning |
| 52. | Imbalanced | mentally or emotionally unstable |
| 53. | Impulsive | acting without forethought |
| 54. | Inane | silly; without sense |
| 55. | Incoherent | unclear; hard to understand |
| 56. | Incongruous | out of place; mismatched |
| 57. | Irrational | not guided by reason |
| 58. | Jittery | nervous; jumpy |
| 59. | Kooky | odd; eccentric |
| 60. | Loco | mad; wildly irrational |
| 61. | Loony | mad; foolish |
| 62. | Ludicrous | laughably unreasonable |
| 63. | Mad | insane; extremely angry |
| 64. | Maniacal | wildly frenzied; obsessive |
| 65. | Mazed | bewildered; confused |
| 66. | Mental | acting wildly irrational |
| 67. | Messed up | confused; emotionally damaged |
| 68. | Moonstruck | dreamy; not thinking clearly |
| 69. | Moronic | very stupid |
| 70. | Nonsensical | making no sense |
| 71. | Nuts | acting irrationally |
| 72. | Nutty | odd; slightly mad |
| 73. | Off-kilter | not quite right; askew |
| 74. | Off-the-wall | highly unconventional; bizarre |
| 75. | Outlandish | strange; bizarre |
| 76. | Overwrought | too upset; highly agitated |
| 77. | Peculiar | strange; unusual |
| 78. | Phrenetic | wildly frantic |
| 79. | Preposterous | utterly ridiculous |
| 80. | Psychotic | severely mentally disturbed |
| 81. | Raving | talking wildly; delirious |
| 82. | Reckless | careless of consequences |
| 83. | Ridiculous | deserving laughter; absurd |
| 84. | Scatterbrained | disorganized; forgetful |
| 85. | Screwy | odd; mentally unsettled |
| 86. | Shaky | unstable; uncertain |
| 87. | Skittish | easily startled; nervous |
| 88. | Spaced out | dazed; inattentive |
| 89. | Spastic | wildly uncontrolled; jerky |
| 90. | Spun | confused; mentally whirling |
| 91. | Stark raving | completely insane |
| 92. | Strange | unusual; odd |
| 93. | Stressed out | overwhelmed; frazzled |
| 94. | Stupid | lacking intelligence or sense |
| 95. | Unbalanced | mentally unstable |
| 96. | Uncanny | strangely unsettling |
| 97. | Unhinged | mentally unstable; deranged |
| 98. | Unmoored | lacking stability or restraint |
| 99. | Unpredictable | hard to foresee; erratic |
| 100. | Unsound | not mentally healthy |