- Definitions|2
- Thesaurus|858
- Abbreviations|0
| abrupt(adjective, fast, irritable, quick, summary) | |
| accomplished(adjective, regular, serious, practical, competent) | |
| apace | |
| apt | |
| avid | |
| blue streak(expression, hot, quick, nimble, speedy) | |
| bustling | |
| chop-chop(hot, quick, rapid, nimble, speedy) | |
| concentrated(adjective, regular, serious, practical, competent) | |
| curt(fast, irritable, rapid, swift, tetchy) | |
| decisive | |
| dexterous(adjective, quick, flexible, timely, swift) | |
| disciplined(adjective, regular, serious, practical, competent) | |
| dispatchful | |
| disposed | |
| double-quick | |
| double-time(hot, quick, rapid, nimble, speedy) | |
| double time(expression, fast, quick, brisk, hasty) | |
| eagle-winged | |
| earnest(adjective, regular, serious, practical, competent) |
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| APA | Smart Define. (2016). expeditious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/expeditious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "expeditious thesaurus" https://smartdefine.org/expeditious/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, expeditious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/expeditious/thesaurus/synonyms>. |
| MLA | Smart Define. "expeditious thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/expeditious/thesaurus/synonyms> |