Synonyms for botch

bungle, spoil, mar, ruin, wreck, mutilate, fumble, distort, blunder, mishandle, do clumsily, muddle, make a mess of, trip up, flounder, err, fall down, be mistaken, misapply, misjudge, misconjecture, mismanage, miscalculate, misconstrue, misreckon, miscompute, misestimate, execute clumsily, do unskillfully, stumble, make a hash of*, put one's foot in it*, pull a boner*, goof up*, butcher*, screw up*, mess up*, foul up*, muff*, flub one's lines*, put out of whack*; see also destroy 1, fail 1.

Antonyms succeed*, fix*, do well.