Rapidness
Rapidness noun - A high rate of movement or performance.
Usage example: the rapidness of the response to a call for assistance is critical in saving the victim of a heart attack
Rapidity
Rapidity noun - A high rate of movement or performance.
Usage example: the rapidity with which she can do mental math calculations is amazing
Rapidness is a synonym for rapidity in quickness topic. You can use "Rapidness" instead a noun "Rapidity", if it concerns topics such as fast, swiftness. popular alternative
Mutual synonyms
Related pairs
Cite this Source
Rapidity and Rapidness. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/rapidness/rapidity
Rapidness & Rapidity. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/rapidness/rapidity>.
Rapidity or Rapidness. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/rapidness/rapidity.
Google Ngram Viewer shows how "rapidness" and "rapidity" have occurred on timeline