bankruptcy
blunder
catastrophe
collapse
debacle
default
defeat
deficiency
deficit
disappointment
downfall
error
failure
fault
faultiness
fiasco
flaw
flop
flunk
foundering
impairment
inadequacy
incompetence
lack of success
lapse
letdown
loss
misfortune
mishap
misjudgment
mismanagement
missed opportunity
misstep
mistake
nonfulfillmentuser
nonperformance
oversight
regret
reversal
ruin
setback
shortcoming
shortfall
slipup
snag
stumble
underachievement
unsuccessful attempt
wreckage