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потерпевший крах stresses
gen.	wrecked (Andrey Truhachev); in shambles (Taras)
Makarov.	defeated
slang	in above one's head; all washed-up (Andrey Truhachev)
потерпеть крах
gen.	crash; fall; break one's back; come a cropper; break back; go down the pan (имеется в виду "lavatory pan" Anglophile); implode (Alex Lilo); go down in flames (Anglophile); come a buster (Anglophile); go (о банке); phut; come a stinker; be wrecked; shipwreck; face collapse (YGA); go belly-up (to fail or collapse. Said typically of a business or other venture: He lost all his equity when the firm went belly-up in the recession of 81 Taras); go to pigs and whistles; go to the dogs
Игорь Миг	founder; fall through; fizzle
account.	wreck
amer.	go belly-up (Val_Ships)
bank.	collapse
econ.	unravel (пример: ...the Gold Standard would eventually unravel precisely because the high interest rates <...> became politically unsustainable in view of domestic unemployment. A.Rezvov); stumble (nytimes.com Alex_Odeychuk)
explan.	go down the tubes (Liv Bliss); go down the tubes
fin., fig.	fail (utterly)
Gruzovik, fin.	fail utterly
idiom.	fall by the wayside (Alexander Demidov); go all pear-shaped (Liv Bliss)
inf.	in shambles (be in shambles; букв.в обломках)
law	burst
Makarov.	go (went; gone); go fut; go phut; wreck (о планах и т.п.); come cropper; be a failure; go bankrupt; go fut, to go phut
slang	be in shambles (букв. в обломках); go to pot
theatre.	be a flop (Andrey Truhachev)

потерпевший крах: 18 phrases in 5 subjects

Australian	1
Business	2
General	9
Makarov	5
Proverb	1