- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
204 entries under adjective topic. ×
| diligent | |
| direct(adverb, fast, quick, previous) | |
| draft | |
| elastic | |
| ephemera | |
| ephemeral | |
| erratic | |
| evanescent | |
| fading | |
| fickle | |
| flitting | |
| fly-by-night | |
| for the time being | |
| fugacious | |
| fugitive | |
| harefooted(prompt, fast, irritable, quick) | |
| hell-for-leather(informal, fast) | |
| immoral(evil, corrupt, wicked, degenerate) | |
| impermanent | |
| inconstant |
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| APA | Smart Define. (2016). speedy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/speedy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "speedy thesaurus" https://smartdefine.org/speedy/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, speedy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/speedy/thesaurus/synonyms>. |
| MLA | Smart Define. "speedy thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/speedy/thesaurus/synonyms> |