腐敗【ふはい】
decomposition, putrefaction, putrescence, spoilage, corruption, degeneracy, decay, depravity
失敗【しっぱい】
failure, mistake, blunder
敗戦【はいせん】
defeat, lost battle, losing a war
敗北【はいぼく】
defeat, loss, reverse, setback
勝敗【しょうはい】
victory or defeat, outcome (of a game, battle, etc.)
惨敗【ざんぱい】
ignominious defeat, crushing failure, utterly beaten, overwhelming defeat
敗者【はいしゃ】
loser, defeated person, the defeated
敗訴【はいそ】
loss of a (legal) case
完敗【かんぱい】
(suffering a) complete defeat, utter defeat, annihilation
惜敗【せきはい】
regrettable defeat, defeat by a narrow margin