5
sexual congress(noun, expression, idiom)
5
sibling(noun, connection, link, association, stock)
4
about
4
anent
4
approximation(noun, touch, connection, harmony, parallel)
4
blood(noun, kinship)
4
bond(noun, support, agreement, connection, link)
4
cognation
4
context
4
dependency(noun, connection, link, tie, accord)
4
homology(likeness, similarity)
4
involvement(noun, connection, relationship, friendship, inclusion)
4
kinfolk(noun, kin, kinship, consanguinity)
4
niece(noun, kinship, consanguinity)
4
portrayal(noun, reading, presentation, narrative, concert)
4
recitation(noun, report, practice, account, trial)
4
relation back(noun, verb, expression, phrasal verb)
4
relevancy(noun, agreement)
4
sex act(noun, expression, idiom)
4
sexual relation(noun, expression, idiom)
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APASmart Define. (2015). relation thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/relation/thesaurus/synonyms
ChicagoSmart Define. 2015. "relation thesaurus" https://smartdefine.org/relation/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, relation thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/relation/thesaurus/synonyms>.
MLASmart Define. "relation thesaurus" 22 December 2015. Web. 23 September 2026. <https://smartdefine.org/relation/thesaurus/synonyms>