1. (noun) a person who lacks good judgment

• fool
• muggins
• sap
• tomfool

1. (noun) a person who lacks good judgment

• ass
• bozo
• cuckoo
• fathead
• goof
• goofball
• goose
• jackass
• twat
• zany
• buffoon
• clown
• flibbertigibbet
• foolish woman
• fucker
• meshuggeneh
• meshuggener
• morosoph
• putz
• wally

1. (noun) a person who lacks good judgment

• simple
• simpleton

1. (noun) a person who lacks good judgment

• befool
• cod
• dupe
• fool
• gull
• put on
• put one across
• put one over
• slang
• take in
• befool
• fool
• gull