fool

Synonyms: ass birdbrain blockhead bonehead boob bore buffoon clod clown cretin dimwit dolt dope dumb ox dunce dunderhead easy mark fair game fathead goose halfwit idiot ignoramus illiterate imbecile innocent jerk lamebrain lightweight loon moron nerd nincompoop ninny nitwit numskull oaf sap schlemiel silly simpleton stooge sucker turkey twerp twit victim

Antonyms: brain

Synonyms: bamboozle bluff cheat chicane con deceive delude diddle dupe fake out flimflam fox gull hoax hoodwink jive juke kid lead on make believe outfox play-act play a trick on pretend put on put one over on scam snow spoof suck in take in trifle