RichThesaurus
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make a mess of
screw up
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ruin
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fuck up
botch
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mar
make a pig's ear of
blow
bitch up
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flub
fumble
goof up
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foozle
misgovern
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bobble
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bollix up
butcher
nix
play havoc with
shatter
put paid to
queer
throw a monkey wrench in the works of
scupper
undo
throw a spanner in the works of
quell
put the lid on
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put the kibosh on
scotch
more synonyms
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antonyms
succeed in
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raise
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facilitate
make a good job of