5
adjunct(noun, help, associate, subordinate, representative)
5
assistant(noun, help, aid, guide, associate)
5
complement(noun, informal, match, balance, equal)
5
conduct(verb, take, show, direct, transport)
5
confrere(noun, associate, unit, friend, follower)
5
copartner(noun, business, work, associate, deal)
5
duenna(noun, job, woman, attendant, supervisor)
5
fellow traveller(noun, expression, idiom, work, associate)
5
girl(noun, friend, young, half)
5
reciprocal(noun, adjective, reproduction, like, copy)
5
roommate(noun, associate, friend, contemporary, acquaintance)
5
spouse(noun, friend, contemporary, acquaintance, partner)
4
auxiliary(noun, adjective, guide, associate, reserve)
4
au pair girl(expression, idiom, assist, helper, cleaner)
4
blighter(noun, bad, awful, negative)
4
boyfriend(noun, steady, meeting, acquaintance, darling)
4
bring(verb, take, show, direct, transport)
4
chap(noun, support, mate, partner, helper)
4
chaperone(noun, job, woman, attendant, paid)
4
co-worker(noun, associate, friend, mate, partner)
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APASmart Define. (2016). companion thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/companion/thesaurus/synonyms
ChicagoSmart Define. 2016. "companion thesaurus" https://smartdefine.org/companion/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, companion thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/companion/thesaurus/synonyms>.
MLASmart Define. "companion thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/companion/thesaurus/synonyms>