- Definitions|2
- Thesaurus|329
- Abbreviations|0
| efficiency | |
| effortlessness | |
| enthusiasm(noun, eagerness, readiness) | |
| expertise | |
| expertness | |
| extreme speed(noun, expression, drive, press, rush) | |
| f number(expression, idiom) | |
| fervor(noun, enthusiasm, eagerness, readiness) | |
| flash(noun, hurry, haste, urgency) | |
| flood(noun, rush, hurry, wave, surge) | |
| flow(noun, rush, hurry, wave, surge) | |
| fluency | |
| flux(noun, rush, hurry, wave, surge) | |
| focal ratio(expression, idiom) | |
| frenzy(noun, rush, dash, haste) | |
| gaiety(noun, enthusiasm, eagerness, readiness) | |
| goodwill(hurry, dispatch) | |
| groundspeed | |
| headway(speed, rate) | |
| hilarity(noun, enthusiasm, eagerness, readiness) |
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| APA | Smart Define. (2015). swiftness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/swiftness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "swiftness thesaurus" https://smartdefine.org/swiftness/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, swiftness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/swiftness/thesaurus/synonyms>. |
| MLA | Smart Define. "swiftness thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/swiftness/thesaurus/synonyms> |