The crossword solution for the term 'Naughty or ___' is 'NICE' (4 letters). The phrase 'Naughty or NICE' is a popular idiom used to describe someone's behavior. It is often used around the holidays, when children are asked if they have been naughty or NICE in order to determine if they will receive presents from Santa Claus. The phrase is also used more generally to describe someone's overall behavior, with naughty referring to bad behavior and NICE referring to good behavior.