clumsy

Synonyms: all thumbs blundering blunderous bulky bumbling bungling butterfingered clownish crude elephantine gauche gawkish gawky graceless ham-handed heavy heavy-handed helpless hulking ill-shaped incompetent inelegant inept inexperienced inexpert lubberly lumbering lumpish maladroit oafish ponderous splay stumbling unable unadept uncoordinated uncouth undexterous uneasy ungainly unhandy unskillful untactful untalented untoward unwieldy weedy

Antonyms: adroit agile athletic clever coordinated couth dexterous expert graceful