bad job
bevue
bitch up
bloomer
blooper
blow
blunder
bobble
boggle
bollix
bonehead play
boner
boo-boo
boob stunt
boot
botch
bungl
bungle
clumsy performance
drop a brick
drop the ball
duff
dumb trick
err
error
etourderie
fiasco
flub
fluff
flunk
fogy
fool mistake
foul up
foul-up
fumble
gaucherie
goof
gum up
hash
howler
louse up
louse-up
mess
miscue
miss
miss the mark
mistake
muck up
muck-up
foozled
foozles
foozling