43 entries under surrogate topic. ×

24
substitute(noun, adjective, person, reserve, extra)
16
alternate(noun, adjective, person, reserve, extra)
12
deputy(noun, adjective, reserve, agent, substitute)
11
stand-in(noun, adjective, person, cover, reserve)
9
double(noun, adjective, reproduction, copy, spare)
9
understudy(noun, adjective, reserve, substitute, alternative)
8
relief(noun, reserve, substitute, alternate, stalwart)
8
successor(noun, cover, reserve, alternative, alternate)
7
fill-in(noun, adjective, person, informal, reserve)
7
backup(noun, adjective, reserve, extra, agent)
6
dummy(noun, extra, substitute, alternative, alternate)
6
representative(noun, extra, agent, substitute, assistant)
6
sub(noun, adjective, person, informal, reserve)
5
delegate(noun, agent, substitute, representative, assistant)
5
equivalent(substitute, alternative, alternate, backup)
5
makeshift(noun, help, shift, extra, substitute)
5
succedaneum(noun, alternative, alternate, backup)
4
changeling(alternative, alternate, backup, substitution)
4
locum(noun, reserve, substitute, alternative, alternate)
3
agent(noun, substitute, representative, alternative, assistant)
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APASmart Define. (2015). replacement thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/replacement/thesaurus/synonyms
ChicagoSmart Define. 2015. "replacement thesaurus" https://smartdefine.org/replacement/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, replacement thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/replacement/thesaurus/synonyms>.
MLASmart Define. "replacement thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/replacement/thesaurus/synonyms>