intermarry

To marry a member of another group.

To be bound together by the marriages of members.

To marry within one’s family, tribe, or clan.

To become connected by marriage, as two families, clans, classes, or tribes.

To become connected by marriage between their members; to give and take mutually in marriage; — said of families, ranks, races, castes, etc.

To marry a member of another group, social stratum, or religion.

To marry within the same ethnic, social, or family group.

marry within the same ethnic, social, or family group