59 entries under extra topic. ×

24
substitute(noun, adjective, person, reserve)
16
alternate(noun, adjective, person, reserve)
9
alternative(noun, adjective, substitute, alternate)
7
backup(noun, adjective, reserve, agent)
6
dummy(noun, substitute, alternative, alternate)
6
representative(noun, agent, substitute, assistant)
5
ersatz(auxiliary, substitution, supernumerary)
5
makeshift(noun, help, shift, substitute)
5
second(noun, substitute, auxiliary, supernumerary)
4
counterfeit(noun, substitute, auxiliary, supernumerary)
4
imitation(noun, substitute, auxiliary, supernumerary)
3
reserve(noun, adjective, cover, near)
2
additional(adjective, counterfeit, new, spare, near)
2
another(adjective, counterfeit, new, near, reserve)
2
spare(noun, adjective, reproduction, copy, reserve)
2
standby(noun, adjective, spare, reserve)
1
auxiliary(noun, adjective, new, spare, reserve)
1
odd(adjective, standby)
1
other(noun, adjective, counterfeit, new, near)
1
stopgap(shift, substitute, alternative, alternate)
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APASmart Define. (2015). replacement thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/replacement/thesaurus/synonyms
ChicagoSmart Define. 2015. "replacement thesaurus" https://smartdefine.org/replacement/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, replacement thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/replacement/thesaurus/synonyms>.
MLASmart Define. "replacement thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/replacement/thesaurus/synonyms>