- Definitions|1
- Thesaurus|201
- Abbreviations|0
36 entries under substitute topic. ×
| makeshift(replacement, alternative, alternate, backup) | |
| temp(noun, reserve, replacement, alternate) | |
| cover(reserve, fallback) | |
| delegate(replacement, alternative, alternate, backup) | |
| expediency(replacement, alternative, alternate, backup) | |
| expedient(replacement, alternative, alternate, backup) | |
| lieutenant | |
| locum(noun, replacement, alternative, alternate) | |
| recourse(replacement, alternative, alternate, backup) | |
| refuge(replacement, alternative, alternate, backup) | |
| reserve(noun, cover, replacement, alternative) | |
| resort(replacement, alternative, alternate, backup) | |
| resource(reserve, replacement, alternative, alternate) | |
| second | |
| stopgap(replacement, alternative, alternate, backup) | |
| supply teacher(noun, expression, temp) |
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| APA | Smart Define. (2015). fill-in thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fill-in/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "fill-in thesaurus" https://smartdefine.org/fill-in/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, fill-in thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fill-in/thesaurus/synonyms>. |
| MLA | Smart Define. "fill-in thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/fill-in/thesaurus/synonyms> |