Word Study
bonehead
CIDE DICTIONARY
bonehead, n.
a person of low intelligence; a dunce; a blockhead; -- used deprecatingly to express a low opinion of someone's intelligence or capabilities. [WordNet 1.5]
THESAURUS
bonehead
addlebrain, addlehead, addlepate, beefhead, blockhead, blubberhead, blunderhead, bufflehead, cabbagehead, chowderhead, chucklehead, clodhead, clodpate, clodpoll, dolthead, dullhead, dumbhead, dunderhead, dunderpate, fathead, jolterhead, jughead, knucklehead, lunkhead, meathead, muddlehead, mushhead, muttonhead, noodlehead, numskull, peabrain, pinbrain, pinhead, puddinghead, pumpkin head, puzzlehead, stupidhead, thickhead, thickskull, tottyheadFor further exploring for "bonehead" in Webster Dictionary Online