WordNet (r) 3.0 (2006):

kaput
    adj 1: destroyed or killed; "we are gone geese" [syn: done
           for(p), kaput(p), gone(a)]

Moby Thesaurus II by Grady Ward, 1.0:

67 Moby Thesaurus words for "kaput":
   SOL, all bets off, all gone, all off, all over, all up,
   annihilated, at an end, ausgespielt, bankrupt, blasted, blighted,
   broken, canceled, complete, concluded, dead, decided, defunct,
   deleted, desolated, destroyed, devastated, done, done for, done in,
   done with, down the drain, down-and-out, ended, expired, expunged,
   extinct, fallen, fini, finished, gone, gone glimmering,
   gone to pot, had it, in ruins, irremediable, kaputt, no more, over,
   overthrown, passed away, perfected, perished, ravaged, ruined,
   ruinous, set at rest, settled, shot, spoiled, terminated, through,
   through with, undone, vanished, washed up, wasted, wiped out,
   wound up, wrecked, zapped