11
sibling(noun, sister, consanguinity, brother)
8
cognate(noun, adjective, connection, relation, kin)
6
blood relative(noun, expression, idiom)
6
kinsman(noun, connection, relative, father, mother)
6
relative(noun, connection, relation, kin, member)
5
blood relation(noun, expression, idiom)
5
kin
4
kinfolk
4
kinswoman(noun, connection, relative, father, mother)
4
relation(noun, consanguinity)
4
sister(noun, consanguinity)
3
akin
3
allied
3
connection(noun, consanguinity)
3
cousin(noun, consanguinity)
3
folks
3
kindred
3
kith and kin(expression, idiom, consanguinity)
3
next of kin(expression, idiom, consanguinity)
2
agnate(noun, connection, relation, kin, relative)
<123458>
11 years ago|1.6k views|share |citing 
APASmart Define. (2015). sib thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sib/thesaurus/synonyms
ChicagoSmart Define. 2015. "sib thesaurus" https://smartdefine.org/sib/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sib thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sib/thesaurus/synonyms>.
MLASmart Define. "sib thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sib/thesaurus/synonyms>