all thumbs awkward beetleheaded blockheaded blundering boneheaded boorish bumbling bungling butterfingered cabbageheaded careless chowderheaded chuckleheaded clodpated clownish clumsy clumsy-fisted cumbersome dumbheaded dunderheaded fatheaded fingers all thumbs fumbling gauche gawkish gawky graceless ham-fisted ham-handed heavy-handed hulking hulky inelegant jolterheaded joltheaded knuckleheaded left-hand left-handed loutish lubberly lumbering lumpish lunkheaded maladroit muttonheaded nitwitted numskulled oafish ponderous pumpkin-headed sapheaded sloppy stiff stupidheaded uncouth ungainly ungraceful unhandy unwieldy woodenheaded