238 entries under noun topic. ×

45
alternate(verb, adjective, person, change)
34
surrogate(adjective, person, agent, representative)
34
replacement(adjective, person, reserve, extra)
30
alternative(adjective, conjunction, uncertainty, spare)
24
proxy(verb, adjective, exchange, agent)
23
stand-in(adjective, person, cover, model)
23
backup(adjective, agent, representative, alternative)
23
delegate(verb, agent, representative, assistant)
22
deputy(agent, representative, assistant, someone)
20
second(verb, adjective, extra, agent)
19
double(cover, reserve, alternative, someone)
18
understudy(cover, reserve, replacement, someone)
17
representative(adjective, agent, alternative, assistant)
17
sub(verb, phrasal verb, person, change)
15
makeshift(adjective, support, help, ability)
14
stopgap(adjective, help, reason, trick)
14
temporary(adjective, short, reserve, limited)
13
dummy(adjective, fake, false, model)
13
reserve(adjective, support, cover, ability)
12
agent(person, agent, voice, representative)
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APASmart Define. (2016). substitute thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/substitute/thesaurus/synonyms
ChicagoSmart Define. 2016. "substitute thesaurus" https://smartdefine.org/substitute/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, substitute thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/substitute/thesaurus/synonyms>.
MLASmart Define. "substitute thesaurus" 29 February 2016. Web. 26 September 2026. <https://smartdefine.org/substitute/thesaurus/synonyms>