adjective. not skillful in physical movement especially with the hands.

noun. An act of bumbling, a mistake or error especially through clumsiness.

verb. Present participle of bumble.

adjective. lacking physical movement skills, especially with the hands

"The Senate Homeland Security Committee says the Federal Emergency Management Agency, FEMA, has become a symbol of what it calls bumbling bureaucracy, and it should be abolished."

maladroit  

crumbling  fumbling  grumbling  humbling  mumbling  

all thumbs  awkward  blunderheaded  blundering  boorish  

bumble