Noun

• S: (n) fool (fool%1:18:00::), sap (sap%1:18:00::), saphead (saphead%1:18:00::), muggins (muggins%1:18:00::), tomfool (tomfool%1:18:00::) (a person who lacks good judgment)
• S: (n) chump (chump%1:18:00::), fool (fool%1:18:01::), gull (gull%1:18:00::), mark (mark%1:18:00::), patsy (patsy%1:18:00::), fall guy (fall_guy%1:18:00::), sucker (sucker%1:18:01::), soft touch (soft_touch%1:18:00::), mug (mug%1:18:00::) (a person who is gullible and easy to take advantage of)
• S: (n) jester (jester%1:18:00::), fool (fool%1:18:02::), motley fool (motley_fool%1:18:00::) (a professional clown employed to entertain a king or nobleman in the Middle Ages)

Verb

• S: (v) fool (fool%2:41:00::), gull (gull%2:41:00::), befool (befool%2:41:00::) (make a fool or dupe of)
• S: (v) fritter (fritter%2:34:00::), frivol away (frivol_away%2:34:00::), dissipate (dissipate%2:34:00::), shoot (shoot%2:34:00::), fritter away (fritter_away%2:34:00::), fool (fool%2:34:00::), fool away (fool_away%2:34:00::) (spend frivolously and unwisely) "Fritter away one's inheritance"
• S: (v) gull (gull%2:32:00::), dupe (dupe%2:32:00::), slang (slang%2:32:01::), befool (befool%2:32:00::), cod (cod%2:32:01::), fool (fool%2:32:01::), put on (put_on%2:32:00::), take in (take_in%2:32:00::), put one over (put_one_over%2:32:03::), put one across (put_one_across%2:32:00::) (fool or hoax) "The immigrant was duped because he trusted everyone"; "You can't fool me!"
• S: (v) horse around (horse_around%2:32:00::), arse around (arse_around%2:32:00::), fool around (fool_around%2:32:00::), fool (fool%2:32:00::) (indulge in horseplay) "Enough horsing around--let's get back to work!"; "The bored children were fooling about"