81 entries under adjective topic. ×
| substitute(noun, agent, representative, alternative) | |
| alternate(noun, lower, copy, inferior) | |
| stand-in(noun, cover, reserve, substitute) | |
| reserve(noun, support, increase, lower) | |
| support(noun, help, increase, praise) | |
| relief(noun, support, help, praise) | |
| understudy(noun, reserve, substitute, replacement) | |
| alternative(noun, spare, extra, substitute) | |
| auxiliary(noun, support, increase, lower) | |
| deputy(noun, help, aid, reserve) | |
| replacement(noun, reserve, extra, agent) | |
| spare(noun, support, reserve, extra) | |
| fill-in(noun, copy, reserve, substitute) | |
| secondary(noun, support, increase, spare) | |
| supportive(informal, spare, reserve, secondary) | |
| double(noun, reserve, substitute, replacement) | |
| extra(noun, support, lower, copy) | |
| standby(noun, increase, reserve, extra) | |
| sub(noun, reserve, agent, substitute) | |
| accessory(noun, support, help, lower) |
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| APA | Smart Define. (2015). backup thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/backup/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "backup thesaurus" https://smartdefine.org/backup/thesaurus/synonyms (accessed September 20, 2026). |
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