Noun

• S: (n) fathead, goof, goofball, bozo, jackass, goose, cuckoo, twat, zany (a man who is a stupid incompetent fool)
• direct hypernym / inherited hypernym / sister term
• S: (n) fool, sap, saphead, muggins, tomfool (a person who lacks good judgment)
• S: (n) ass (a pompous fool)
• S: (n) clown, buffoon (a rude or vulgar fool)
• S: (n) flibbertigibbet, foolish woman (a female fool)
• S: (n) fucker (a stupid despised man)
• S: (n) fathead, goof, goofball, bozo, jackass, goose, cuckoo, twat, zany (a man who is a stupid incompetent fool)
• S: (n) meshuggeneh, meshuggener ((Yiddish) a crazy fool)
• S: (n) morosoph (a learned fool)
• S: (n) putz ((Yiddish) a fool; an idiot)
• S: (n) wally (a silly and inept person; someone who is regarded as stupid)
• derivationally related form
• S: (n) cunt, puss, pussy, slit, snatch, twat (obscene terms for female genitals)