cohabit

1. (intransitive) To live together with someone else, especially in a romantic and sexual relationship but without being married.Synonyms: cohabitateintransitive

2. (intransitive) To coexist in common environs with.intransitive

3. (intransitive, archaic) To have sex; see coition.Synonyms: fornicatearchaicintransitive

4. (politics) To cooperate with an opposing political party.Examples: "An outright far-right victory in the two-round poll, which commences on 30 June, could render Macron a lame duck, doomed to “cohabit” with an overtly xenophobic, Islamophobic, authoritarian and illiberal government led, prospectively, by Jordan Bardella, Le Pen’s young protege"