Short for メンテナンス (mentenansu, “maintenance”).

menma (bamboo shoots fermented in lactic acid)

(Internet slang) a person suffering from mental health issues

liniment

Kyūjitai form of 断面: cross section

cotton yarn

raw cotton, cotton on the bush, a cotton flower

right in front; directly in front / (figuratively) (～から) directly; head-on

Retire, dismiss or relieve someone, usually senior, of duty or employment. / Dispose something old and no longer useful. / Get rid of someone or something.

(Egyptian mythology) Amun - the ancient Egyptian god of hidden things