WordWeb Online

1. Make a mess of, destroy or ruin
   - botch, bodge [Brit], fumble, botch up, muff, blow, flub [N. Amer], screw up, ball up, spoil, muck up, bungle, fluff, bobble [N. Amer], mishandle, louse up, foul up, mess up, bugger, balls up
    
2. Walk unsteadily
   - stumble, falter
    
3. Speak haltingly
   - stutter, stammer, falter

Derived forms: bumbled, bumbles, bumbling

See also: bumbler

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

Encyclopedia: Bumble