NINCOMPOOP /ˈnɪŋkəmpuːp/ ► audio Scrabble 18 Words With Friends 24 Scrabble letter values: N1I1N1C3O1M3P3O1O1P3 = 18 Definition noun a stupid foolish person. — synonyms: poop, ninny See all 53 words you can make from NINCOMPOOP → 10-letter words Words starting with N Words ending with P ← Unscramble different letters