失う

(1) 過失、違法性または犯罪などで、（何か）を失う、または、（何か）に対する権利を失う(lose (s.th.) or lose the right to (s.th.) by some error, offense, or crime; "you've forfeited your right to name your successor"; "forfeited property")(lose (s.th.) or lose the right to (s.th.) by some error, offense, or crime)

⇒失われた資産(lose (s.th.) or lose the right to (s.th.) by some error, offense, or crime)

(2) ビジネスで金を儲けることができない損失を出すか、利益を得ない(fail to make money in a business; make a loss or fail to profit; "I lost thousands of dollars on that bad investment!"; "The company turned a loss after the first year")(fail to make money in a business)(make a loss or fail to profit)

⇒その会社は初年度以降に損失に転じた(make a loss or fail to profit)

(3) 人が二度とそれを見つけることができない場所に（何か）を置く(place (something) where one cannot find it again; "I misplaced my eyeglasses")(place (something) where one cannot find it again)

⇒私は、眼鏡を置き忘れた(place (something) where one cannot find it again)

(4) 保つこと、または維持することができない物理的または抽象的に持つことをやめる(fail to keep or to maintain; cease to have, either physically or in an abstract sense; "She lost her purse when she left it unattended on her seat")(fail to keep or to maintain)(cease to have, either physically or in an abstract sense)

⇒彼女は、財布をイスの上に放置したおいたために、失くしてしまった(cease to have, either physically or in an abstract sense)

(5) 死亡または殺害による人の死に苦しむ(suffer the loss of a person through death or removal; "She lost her husband in the war"; "The couple that wanted to adopt the child lost her when the biological parents claimed her")(suffer the loss of a person through death or removal)

⇒実の親が彼女を要求したとき、子供を養子にしたかったカップルは彼女を失った(suffer the loss of a person through death or removal)

(6) 得ることあるいは入手することに失敗する(fail to get or obtain; "I lost the opportunity to spend a year abroad")(fail to get or obtain)

⇒私は海外で一年を過ごす機会を逃した(fail to get or obtain)