1
clubman
1
clubwoman
1
co-worker(noun, friend)
1
coadjutor
1
cognate
1
cohort
1
committeeman
1
communicant
1
company(noun, friend)
1
compatriot
1
complement
1
confederate
1
confrere
1
congenator
1
congener
1
consanguinity(noun, kinship)
1
consociate
1
conventioneer
1
conventioner
1
conventionist
11 years ago|10k views|share |citing 
APASmart Define. (2015). brother thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/brother/thesaurus/synonyms
ChicagoSmart Define. 2015. "brother thesaurus" https://smartdefine.org/brother/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, brother thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/brother/thesaurus/synonyms>.
MLASmart Define. "brother thesaurus" 9 September 2015. Web. 26 September 2026. <https://smartdefine.org/brother/thesaurus/synonyms>