42 entries under supernumerary topic. ×
| auxiliary(adjective, support, increase, low, extraordinary) | |
| additional(adjective, extraordinary, new, spare, fresh) | |
| extra(adjective, support, new, spare, excess) | |
| supplemental(adjective, increase, extraordinary, new, spare) | |
| ancillary(adjective, support, low, extraordinary, new) | |
| other(adjective, extraordinary, new, spare, fresh) | |
| another(adjective, extraordinary, new, spare, fresh) | |
| substitute(adjective, extra, alternative, auxiliary) | |
| second(adjective, counterfeit, spare, near, reserve) | |
| standby(adjective, increase, extra, auxiliary) | |
| backup(noun, adjective, support, increase, counterfeit) | |
| reserve(adjective, support, increase, extraordinary, new) | |
| replacement(adjective, counterfeit, new, near, reserve) | |
| acting(extra, auxiliary) | |
| alternate(extra, auxiliary) | |
| alternative(new, extra, additional, auxiliary, another) | |
| artificial(extra, auxiliary) | |
| counterfeit(extra, auxiliary) | |
| dummy(extra, auxiliary) | |
| ersatz(extra, auxiliary) |
For more, visit
Supplementary on
Power Thesaurus
| APA | Smart Define. (2016). supplementary thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/supplementary/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "supplementary thesaurus" https://smartdefine.org/supplementary/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, supplementary thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/supplementary/thesaurus/synonyms>. |
| MLA | Smart Define. "supplementary thesaurus" 19 February 2016. Web. 27 September 2026. <https://smartdefine.org/supplementary/thesaurus/synonyms> |