合い言葉: password; watchword; countersign

合口, 合い口: compatibility, rapport, or cooperativeness in anything done together with others / 合口, 合い口: getting along well with others, affinity

相嫁: co-sister-in-law; one's husband's brother's wife

(offensive, Internet slang) Alternative form of 子供部屋おじさん

(offensive, Internet slang) a man whose age is greater than about thirty or forty who lives in one's child room and with one's parent(s).

single room

double room

Synonym of 中央情報局 (Chūō Jōhōkyoku, “Central Intelligence Agency”)

love / affection / tenderness / (Buddhism); (Christianity) agape

mutual, reciprocal, with one another / appearance, look