14 entries under similarity topic. ×
| twin(noun, family, kin, kinship) | |
| mate(noun, associate, companion, friend) | |
| counterpart | |
| analogue | |
| match | |
| alter ego(noun, expression, idiom, friend) | |
| pendant | |
| double | |
| like | |
| pair | |
| fellow companion(expression, idiom) | |
| one's second self(expression, idiom) | |
| par nobile fratrum(expression, idiom) | |
| brother(noun, person, associate, family, companion) |
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| APA | Smart Define. (2016). sister thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sister/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sister thesaurus" https://smartdefine.org/sister/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, sister thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sister/thesaurus/synonyms>. |
| MLA | Smart Define. "sister thesaurus" 30 March 2016. Web. 30 September 2026. <https://smartdefine.org/sister/thesaurus/synonyms> |