cohabit，英语单词，主要用作不及物动词，作不及物动词时译为“同居（尤指未婚而同居者）”。
单词用法
柯林斯英汉双解大词典
cohabit /kəʊˈhæbɪt/ ( cohabiting, cohabited, cohabits )
1.V-RECIP If two people are cohabiting, they are living together and have a sexual relationship, but are not married. 同居 [正式]
2. cohabitation N-UNCOUNT
短语搭配
cohabit t 共栖 ; 同居
to cohabit 同居
illicit cohabit 姘居
illegal cohabit 非法同居
Or Cohabit 或同居
cohabit infective test 同居感染试验
right of cohabit 同居权