97 entries under noun topic. ×

0
helper(companion, spouse, wife, husband)
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helpmeet(mate, partner, consort, spouse)
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kept woman(expression, concubine, paramour, mistress)
0
lady's man
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lovebird(steady, companion, darling, honey)
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main squeeze
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married woman(expression, partner, spouse)
0
monogamist(partner, spouse)
0
other half(expression, companion, partner, spouse)
0
pal(companion, spouse, wife, husband)
0
participant(companion, spouse, wife, husband)
0
partner(companion, mate, consort, spouse)
0
playmate(companion, spouse, wife, husband)
0
precious(darling, honey, sugar, dearest)
0
roommate(partner, spouse, wife)
0
teammate(companion, spouse, wife, husband)
-2
courtesan(concubine, paramour, mistress)
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APASmart Define. (2015). significant other thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/significant_other/thesaurus/synonyms
ChicagoSmart Define. 2015. "significant other thesaurus" https://smartdefine.org/significant_other/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, significant other thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/significant_other/thesaurus/synonyms>.
MLASmart Define. "significant other thesaurus" 24 December 2015. Web. 30 September 2026. <https://smartdefine.org/significant_other/thesaurus/synonyms>