F***!!!

This is all I can think about.

Way to go.

bomb
breakdown
bust
checkmate
botch
decay
decline
collapse
deficiency
false step
loss
faux pas
flash in the pan
nonsuccessoverthrow
flop
frustration
implosion
inadequacy
lemon
loser
mess
misadventure
defeat
rupture
sinking ship
stalemate
stoppage
total loss
wreak.