200 entries under noun topic. ×

33
double(verb, adjective, reproduction, close)
31
duplicate(verb, adjective, reproduction, increase)
21
counterpart(reproduction, part, thing, copy)
21
match(verb, reproduction, make, copy)
19
mate(verb, reproduction, make, like)
18
second(adjective, reproduction, support, like)
15
equal(adjective, close, like, copy)
15
parallel(verb, adjective, reproduction, close)
13
clone(reproduction, like, copy, exact)
13
equivalent(adjective, close, like, copy)
13
fellow(adjective, reproduction, like, copy)
13
like(adjective, preposition, copy, exact)
12
copy(reproduction, like, report, fake)
12
pair(verb, make, division, combine)
12
two(adjective, quantity, double, duplication)
11
facsimile
11
likeness(reproduction, copy, match, spare)
11
replica(adjective, reproduction, report, figure)
10
couple(verb, make, division, combine)
10
dual(adjective, like, duplicate, double)
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APASmart Define. (2015). twin thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/twin/thesaurus/synonyms
ChicagoSmart Define. 2015. "twin thesaurus" https://smartdefine.org/twin/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, twin thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/twin/thesaurus/synonyms>.
MLASmart Define. "twin thesaurus" 23 December 2015. Web. 28 September 2026. <https://smartdefine.org/twin/thesaurus/synonyms>