A primitive root; to give (a daughter) away in marriage; hence (generally) to contract affinity by marriage: - join in {affinity} father in {law} make {marriages} mother in {law} son in law.
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Gen 38:25When she was brought forth, she sent to her father in law, saying, By the man, whose these are, am I with child: and she said, Discern, I pray thee, whose are these, the signetH2858, and bracelets, and staff.