Crossword clues for Silly: Slang. 4 lettersAnswerClueGAGASilly: Slang.SIMPSilly person: Slang.GOOFMake a silly mistake: Slang.BATTYSilly: Slang.GOOFSVery silly ones: Slang.BONERSilly blunder: Slang.SAPSilly person: slang.TWERPSSilly ones: Slang.BONERSilly slip: Slang.GOOFYSilly as they come: Slang.