Extemporize
Extemporize verb - To perform, make, or do without preparation.
Spontaneous and extemporize are semantically related. In some cases you can use "Spontaneous" instead an adjective "Extemporize".
Spontaneous
Spontaneous adjective - Done instantly and without conscious thought or decision.
Extemporize and spontaneous are semantically related. Sometimes you can use "Extemporize" instead an adjective "Spontaneous".
Nearby Words: spontaneity, spontaneously
Mutual synonyms
Cite this Source
Spontaneous and Extemporize. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/extemporize/spontaneous
Extemporize & Spontaneous. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/extemporize/spontaneous>.
Spontaneous or Extemporize. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/extemporize/spontaneous.
Google Ngram Viewer shows how "extemporize" and "spontaneous" have occurred on timeline