2
schoolmate(noun, associate, companion, ally, comrade)
1
ace
1
acquaintance(noun, associate, companion, friend, ally)
1
alter ego(noun, expression, associate, companion, friend)
1
amiga(noun, companion, friend, mate, comrade)
1
bedfellow
1
boon companion(noun, expression, associate, companion, friend)
1
bosom friend(noun, expression, companion, friend, buddy)
1
company
1
compatriot(noun, associate, companion, friend, ally)
1
confidant(noun, associate, intimate, companion, friend)
1
confidante(noun, intimate, companion, friend, ally)
1
connate(noun, companion, friend, mate, comrade)
1
cuz(noun, companion, friend, mate, comrade)
1
familiar(noun, associate, intimate, companion, friend)
1
fellow
1
girl friend
1
good buddy(noun, expression, companion, friend, mate)
1
gossip
1
homeboy(noun, companion, friend, mate, comrade)
11 years ago|1.7k views|share |citing 
APASmart Define. (2015). bosom buddy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/bosom_buddy/thesaurus/synonyms
ChicagoSmart Define. 2015. "bosom buddy thesaurus" https://smartdefine.org/bosom_buddy/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, bosom buddy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/bosom_buddy/thesaurus/synonyms>.
MLASmart Define. "bosom buddy thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/bosom_buddy/thesaurus/synonyms>