Synonyms|5Antonyms|9|Broader|37Narrower|27Related|119
9
long lasting relationship(expression, love, relationship, romance)
8
permanent relationship(expression, love, relationship, romance)
8
stable love relationship(expression, love, relationship, romance)
7
stable relationship(expression, love, relationship, romance)
6
permanent romantic relationship(expression, love, relationship, romance)
6
romantic relationship(expression, love, relationship, romance)
4
love relationship(expression, love, relationship, romance)
3
formal relationship(expression, relationship, romance, formality)
3
serious relationship(expression, relationship, romance, formality)
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APASmart Define. (1970). casual relationship thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/casual_relationship/thesaurus/antonyms
ChicagoSmart Define. 1970. "casual relationship thesaurus" https://smartdefine.org/casual_relationship/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 1970, casual relationship thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/casual_relationship/thesaurus/antonyms>.
MLASmart Define. "casual relationship thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/casual_relationship/thesaurus/antonyms>