Fastness and Impulsiveness
Opposite meaning words
Fastness
Fastness noun - A high rate of movement or performance.
Impulsiveness is an antonym for fastness.
Nearby Word: fasten
Impulsiveness
Impulsiveness noun - An inclination to sudden illogical changes of mind, ideas, or actions.
Usage example: his irrepressible impulsiveness sometimes got him into trouble
Fastness is an antonym for impulsiveness.
Cite this Source
Impulsiveness and Fastness. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/fastness/impulsiveness
Fastness & Impulsiveness. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/fastness/impulsiveness>.
Impulsiveness or Fastness. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/fastness/impulsiveness.
Google Ngram Viewer shows how "fastness" and "impulsiveness" have occurred on timeline