Related Clues:
- Wife or husband
- Cause of many a family feud
- Visitor for the holidays, maybe
- Relative through marriage
- Family member, after tying the knot
- Post-vow relative
- Union acquisition
- One of the relative gains acquired through union negotiations
- Acquisition by marriage
- Up north, rule is for relative
- Often-maligned relative
- Something acquired by marriage?
- Husband, to his wife
- Holiday visitor, perhaps
- Bride's new relative, say