clumsiest

ˈklʌmzi

adjective

awkward in movement or in handling things.

the cold made his fingers clumsy

awkward,uncoordinated,ungainly,graceless,ungraceful,inelegant,gawky,gauche,gangling,cloddish,blundering,lumbering,bungling,bumbling,fumbling,inept,maladroit,unskilful,inexpert,unhandy,accident-prone,like a bull in a china shop,all fingers and thumbs,cack-handed,ham-fisted,ham-handed,butterfingered,with two left feet,hulking,klutzy