32 entries under expression topic. ×

8
blood brother(noun, idiom, friend, sibling)
8
soul mate(noun, friend, sister)
4
alter ego(noun, idiom, similarity, friend)
3
close friend(noun, person, family, friend)
2
cousin once removed(idiom, consanguinity)
2
family member
2
first cousin(idiom, consanguinity)
2
lay brother
2
second cousin(idiom, consanguinity)
1
cousin twice removed
1
fellow tribe
1
male sibling(noun, relative)
1
younger brother
0
one of us
0
boon companion(companion, friend, mate, comrade)
0
bosom buddy(noun, associate, companion, friend)
0
canon regular(idiom, clergy)
0
canon secular(idiom, clergy)
0
cousin twice(idiom, consanguinity)
0
distant relation(idiom, consanguinity)
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APASmart Define. (2015). brother thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/brother/thesaurus/synonyms
ChicagoSmart Define. 2015. "brother thesaurus" https://smartdefine.org/brother/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, brother thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/brother/thesaurus/synonyms>.
MLASmart Define. "brother thesaurus" 9 September 2015. Web. 23 September 2026. <https://smartdefine.org/brother/thesaurus/synonyms>