beef
break down
backfire
dead duck
nonfailure
hopeless
shit the bed
go to shit
fall down on
lay eggs
nonfulfilment
failer
truck
let the grass grow under one's feet
nonsurvival
disconsider
unsucceeding
dead in the water
crash and burn
die on one's arse
plough
frustrated
disappointed
discomfited
failingly
bomb out
thwarted
defeated
foiled
unsuccessfully
fall to the ground
fumblingness
lose
waver
misfire
come a gutser
underwhelm
premortem
take a dive
sink like a stone
waterproof
postfailure
take the count
Coug it
unadvancement
thwart
give out