WordWeb Online

1. Lacking physical movement skills, especially with the hands
   "a bumbling mechanic";
   - bungling, butterfingered, ham-fisted, ham-handed, handless, heavy-handed, left-handed

1. Make a mess of, destroy or ruin
   "I bumbled the dinner and we had to eat out";
   - botch, bodge [Brit, informal], fumble, botch up, muff [informal], blow, flub [N. Amer, informal], screw up [informal], spoil, muck up [informal], bungle, fluff [informal], bobble [N. Amer], mishandle, louse up [informal], foul up, mess up, butcher, goof up [informal], cock up [Brit, informal], balls up [informal], make a hash of [informal]
    
2. Walk unsteadily, tripping repeatedly
   "The drunk man bumbled about";
   - stumble, falter
    
3. Speak haltingly
   - stutter, stammer, falter

See also: maladroit

Type of: fail, go wrong, miscarry, mouth, speak, talk, utter, verbalise [Brit], verbalize, walk

Encyclopedia: Bumble