97 entries under noun topic. ×
| substitute(verb, adjective, person, change) | |
| surrogate(adjective, person, thing, agent) | |
| alternative(adjective, counterfeit, near, reserve) | |
| backup(adjective, lower, copy, inferior) | |
| deputy(adjective, agent, substitute, replacement) | |
| second(verb, adjective, lower, inferior) | |
| stand-in(adjective, person, reserve, agent) | |
| understudy(verb, cover, substitute, replacement) | |
| exchange(verb, trade, substitute, switch) | |
| replacement(adjective, person, reserve, extra) | |
| proxy(adjective, cover, reserve, exchange) | |
| double(adjective, cover, substitute, joint) | |
| fill-in(adjective, person, informal, copy) | |
| sub(adjective, person, cover, informal) | |
| delegate(supply, agent, replacement, representative) | |
| equivalent(adjective, substitute, replacement, backup) | |
| representative(extra, agent, substitute, replacement) | |
| reserve(adjective, cover, lower, inferior) | |
| agent(supply, agent, substitute, replacement) | |
| auxiliary(inferior, insignificant, reserve, minor) |
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| APA | Smart Define. (2016). alternate thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/alternate/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "alternate thesaurus" https://smartdefine.org/alternate/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, alternate thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/alternate/thesaurus/synonyms>. |
| MLA | Smart Define. "alternate thesaurus" 26 February 2016. Web. 28 September 2026. <https://smartdefine.org/alternate/thesaurus/synonyms> |