40 entries under supernumerary topic. ×
| provisional(adjective, new, inferior, sensitive, limited) | |
| temporary(adjective, new, unsettled, extra, trial) | |
| experimental(adjective, counterfeit, new, near, reserve) | |
| alternative(extra, alternate, auxiliary) | |
| substitute(adjective, extra, alternative, alternate, auxiliary) | |
| backup(extra, auxiliary) | |
| stopgap(adjective, extra, temporary, auxiliary, contingent) | |
| surrogate(extra, alternate, auxiliary) | |
| alternate(extra, auxiliary) | |
| counterfeit(extra, auxiliary) | |
| dummy(extra, auxiliary) | |
| ersatz(extra, auxiliary) | |
| imitation(extra, auxiliary) | |
| mock(extra, auxiliary) | |
| proxy(extra, auxiliary) | |
| reserve(extra, auxiliary) | |
| vicarious(extra, auxiliary) | |
| additional(extra, auxiliary) | |
| ancillary(extra, auxiliary) | |
| another(extra, auxiliary) |
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| APA | Smart Define. (2015). tentative thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/tentative/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "tentative thesaurus" https://smartdefine.org/tentative/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, tentative thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/tentative/thesaurus/synonyms>. |
| MLA | Smart Define. "tentative thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/tentative/thesaurus/synonyms> |