omit
failingly
fall down on
come to nothing
not win for losing
come a cropper
borkage
miss the mark
bomb out
flake
blown
flunk
go to shit
turn turtle
fail
doit
let the grass grow under one's feet
take it on the chin
melt down
fumblingness
wither on the vine
forbear
go down in flames
malfunction
go back on
no-win
avoid
lay eggs
in vain
go under
drop the ball
flat out
nonstarter
require improvement
misplease
mess up
luckless
fimble
die a death
fall on one's face
turkey
dwalm
fainaigue
bollocks up
fall back
fritz
break down
unlast
failingness