Exogamy and Wedlock

Exogamy noun - Marriage to a person belonging to a tribe or group other than your own as required by custom or law.

Wedlock and exogamy are semantically related. In some cases you can use "Wedlock" instead a noun "Exogamy".

Wedlock noun - A union representing a special kind of social and legal partnership between two people.

Exogamy and wedlock are semantically related. Sometimes you can replace term "Exogamy" with "Wedlock", this nouns are similar.