| aunt(noun, connection, relation, kin, relative) | |
| blood | |
| brother(noun, consanguinity) | |
| distant relation(expression, idiom, consanguinity) | |
| family | |
| near relation(expression, idiom, consanguinity) | |
| niece(noun, connection, relation, kin, relative) | |
| affiliated | |
| affinity | |
| ancestry | |
| avuncular | |
| brother-in-law(noun, connection, relation, kin, relative) | |
| clansman | |
| clansperson(noun, connection, relation, kin, relative) | |
| closely related | |
| collateral | |
| collateral relative | |
| congeneric | |
| congenial | |
| connections |
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| APA | Smart Define. (2015). sib thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sib/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sib thesaurus" https://smartdefine.org/sib/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, sib thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sib/thesaurus/synonyms>. |
| MLA | Smart Define. "sib thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/sib/thesaurus/synonyms> |