1
hookup(noun, connection, relation, linkage)
1
in-laws
1
interconnection(noun, connection, link, association, relation)
1
interdependence(noun, connection, link, association, relation)
1
interrelationship(noun, connection, link, association, relation)
1
kinnery
1
kinship(noun, connection, link, association, house)
1
kinsmen
1
liaison(noun, connection, link, association, relation)
1
link(connection, association, relation, relationship, kinship)
1
linkage(noun, connection, link, association, relation)
1
matrilateral
1
matrilineal
1
matroclinous
1
member(connection, house, associate, stock, family)
1
mother-in-law
1
novercal
1
of the blood(expression, idiom)
1
patrilateral
1
patrilineal
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APASmart Define. (2015). sibling thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sibling/thesaurus/synonyms
ChicagoSmart Define. 2015. "sibling thesaurus" https://smartdefine.org/sibling/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, sibling thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sibling/thesaurus/synonyms>.
MLASmart Define. "sibling thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/sibling/thesaurus/synonyms>