a person (not necessarily a spouse) with whom you cohabit and share a long-term sexual relationship

a person related by blood or marriage

two people who are married to each other

engage in sexual intercourse

someone who marries one person while already legally married to another

the husband or wife of a reigning monarch

a helpful partner

a married man; a woman's partner in marriage

someone who practices monogamy (one spouse at a time)

two people who are married to each other