145 entries under fast topic. ×
| urgent(adjective, prompt, hasty, immediate) | |
| whirlwind(adjective, rapid, speedy, urgent) | |
| nippy(adjective, rapid, swift, urgent) | |
| rushing(adjective, violent, abrupt, hasty) | |
| on the double(expression, adjective, idiom, adverb, hot) | |
| reckless(noun, adjective, violent, restless) | |
| cute(adjective, understanding, sharp, smart, bright) | |
| high-speed(adjective, direct, express, prompt) | |
| lickety-split(adverb, informal) | |
| light-footed | |
| precipitant(adjective, informal, violent, abrupt) | |
| presto(adjective, hot, rapid, speedy) | |
| allegro | |
| bustling(adjective, keen, sharp, bright, intense) | |
| direct(adjective, adverb, prompt, spontaneous) | |
| early(adjective, adverb, prompt, intelligent) | |
| full tilt(expression, idiom, adverb, quickly) | |
| going(adjective, rapid, speedy, swift) | |
| rapid-fire(adjective, prompt, urgent) | |
| busy(adjective, keen, intense, energetic, lively) |
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| APA | Smart Define. (2016). quick thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/quick/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "quick thesaurus" https://smartdefine.org/quick/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, quick thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/quick/thesaurus/synonyms>. |
| MLA | Smart Define. "quick thesaurus" 1 April 2016. Web. 21 September 2026. <https://smartdefine.org/quick/thesaurus/synonyms> |