Kinship group is a term used to describe a group of people who are related by blood or marriage. The crossword solution for this term is 'CLAN', which is a term used to describe a group of people who are related by common ancestry. Clans are typically found in cultures that practice patrilineal descent, meaning that the family line is traced through the father's side. Clans often have a shared history and culture, and members of the same CLAN may share a common surname.