63 entries under expression topic. ×

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fellow student(companion, contemporary, peer)
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genetic copy
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give birth
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impossible to tell apart(adjective, idiom, equal, same)
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in agreement(adjective, like, parallel, identical)
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increase twofold
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jet engine(idiom, regression)
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knock off(reproduction, likeness, replica)
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like peas in a pod(adjective, idiom, equal, same)
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link together(verb, phrasal verb)
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make love
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next in order(place, lower, inferior, additional)
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next subordinate(place, lower, inferior, additional)
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one's second self(idiom, similarity)
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one and the same(adjective, idiom, exact, equal)
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par nobile fratrum(idiom, similarity)
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partner off(verb, phrasal verb)
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play off(verb, phrasal verb)
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set of two
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support duplicate(double, supporter, runner-up)
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APASmart Define. (2015). twin thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/twin/thesaurus/synonyms
ChicagoSmart Define. 2015. "twin thesaurus" https://smartdefine.org/twin/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, twin thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/twin/thesaurus/synonyms>.
MLASmart Define. "twin thesaurus" 23 December 2015. Web. 23 September 2026. <https://smartdefine.org/twin/thesaurus/synonyms>