失敗【しっぱい】
failure, mistake, blunder
敗北【はいぼく】
defeat, loss, reverse, setback
腐敗【ふはい】
decomposition, putrefaction, putrescence, spoilage, corruption, degeneracy, decay, depravity
敗退【はいたい】
being defeated, being eliminated (from competition)
勝敗【しょうはい】
victory or defeat, outcome (of a game, battle, etc.)
敗れる【やぶれる】
to be defeated, to be beaten, to be unsuccessful, to lose
敗戦【はいせん】
defeat, lost battle, losing a war
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
連敗【れんぱい】
consecutive defeats, series of defeats
惜敗【せきはい】
regrettable defeat, defeat by a narrow margin
敗因【はいいん】
cause of defeat
一敗【いっぱい】
one defeat
敗訴【はいそ】
loss of a (legal) case
完敗【かんぱい】
(suffering a) complete defeat, utter defeat, annihilation
大敗【たいはい】
crushing defeat
敗血症【はいけつしょう】
blood poisoning, septicemia, sepsis
全敗【ぜんぱい】
complete defeat, losing all of one's matches, finishing the tournament with no wins
零敗【れいはい】
losing without scoring, shutout, whitewash, having no losses, being undefeated
戦敗【せんぱい】
defeat in war