noun as in strong fondness

Strongest matches

marriage, monogamy

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Example Sentences

Example:He preferred marriage to the uncertain status of a concubine.

Definition:the state of being united to a person of the opposite sex as husband or wife in a legal and socially recognized bond

From marriage

Example:With the advent of monogamy, the practice of concubinage began to decline.

Definition:a marital relationship based on one spouse at a time and exclusive sexual union

From monogamy