Lose

なくす

nakusu

(cease to have in one's possession or capability)

亡くす

nakusu

(experience the death of (someone to whom one has an attachment, such as a relative or friend))

失う

ushinau

(cease to have in one's possession or capability)

敗北する

haiboku suru

((transitive) be a defeated competitor in)

無くなす

naku nasu

(experience the death of (someone to whom one has an attachment, such as a relative or friend))

痩せる

yaseru

(shed (weight))

落とす

otosu

(cease to have in one's possession or capability)

負ける

makeru

((transitive) be a defeated competitor in)

負ける

makeru

((intransitive) be defeated)