crackpot

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a whimsically eccentric person (Freq. 1)
• Syn:
crank, nut, nut case, fruitcake, screwball
• Derivationally related forms:
screwball (for: screwball)
• Hypernyms:
eccentric, eccentric person, flake, oddball, geek

• Từ đồng nghĩa / Synonyms:
  crank, nut, nut case, fruitcake, screwball