Rapidity
Rapidity noun - A high rate of movement or performance.
Usage example: the rapidity with which she can do mental math calculations is amazing
Swiftness is a synonym for rapidity in quickness topic. In some cases you can use "Swiftness" instead a noun "Rapidity", when it comes to topics like fast, speed, nimbleness, promptness. popular alternative
Swiftness
Swiftness noun - A high rate of movement or performance.
Usage example: with amazing swiftness, the airline agent got our ticket changed, and we boarded the plane just as it was about to leave
Rapidity is a synonym for swiftness in promptness topic. You can use "Rapidity" instead a noun "Swiftness", if it concerns topics such as fast, speed, nimbleness, quickness. popular alternative
Mutual synonyms
Related pairs
How words are described
| startling | startling rapidity | startling swiftness |
Cite this Source
Swiftness and Rapidity. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/rapidity/swiftness
Rapidity & Swiftness. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/rapidity/swiftness>.
Swiftness or Rapidity. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/rapidity/swiftness.
Google Ngram Viewer shows how "rapidity" and "swiftness" have occurred on timeline