Kookiest Synonyms

Deviating from the customary
(Adjective)
Synonyms:
  1. crankiest
  2. rummiest
  3. rummest
  4. weirdest
  5. strangest
  6. queerest
  7. quaintest
  8. oddest
  9. quirkiest
Informal or slang terms for mentally irregular
(Adjective)
Synonyms:
  1. whackiest
  2. wackiest
  3. nuttiest
  4. loopiest
  5. looniest
  6. fruitiest
  7. dottiest
  8. daftest
  9. buggiest
  10. battiest
  11. balmiest