clumsiest

adjective clumsier, clumsiest

1. lacking grace or skill in movement; awkward
2. awkwardly shaped or made; ill-constructed
3. badly contrived; inelegant: a clumsy style

Origin: ME clumsid, numb with cold, pp. of clumsen, to benumb < ON base akin to Swed dial klummsen, to benumb with the cold; akin to clam: for IE base see climb