1
close match
1
cognate
1
concomitant(noun, companion, friend, contemporary, acquaintance)
1
congenator
1
congener
1
consort(noun, associate, companion, friend, contemporary)
1
correlate
1
correlative
1
correspondent
1
coworker(noun, companion, friend, contemporary, acquaintance)
1
deputy
1
double(noun, match, companion, shadow, friend)
1
dummy
1
duplicate(noun, match, companion, friend, contemporary)
1
ethical self
1
executive officer
1
exponent
1
favorer
1
fellow creature
1
fellowman
11 years ago|8.8k views|share |citing 
APASmart Define. (2015). alter ego thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/alter_ego/thesaurus/synonyms
ChicagoSmart Define. 2015. "alter ego thesaurus" https://smartdefine.org/alter_ego/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, alter ego thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/alter_ego/thesaurus/synonyms>.
MLASmart Define. "alter ego thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/alter_ego/thesaurus/synonyms>