Extemporary and Impromptu

Extemporary

Extemporary adjective - Made or done without previous thought or preparation.
Usage example: caught red-handed, the would-be embezzler proceeded to give some extemporary and not very convincing explanations for her actions

Impromptu is a synonym for extemporary in prepared topic. In some cases you can use "Impromptu" instead the word "Extemporary" as an adjective or a noun, when it comes to topics like extemporaneous, extempore, unrehearsed, improvised. informal substitute

Nearby Words: extempore, extemporaneous

Impromptu

Impromptu adjective - Made or done without previous thought or preparation.
Usage example: our dinner guest thanked us with an impromptu song

Extemporary is a synonym for impromptu in prepared topic. You can use "Extemporary" instead an adjective "Impromptu". popular alternative
Cite this Source
Impromptu and Extemporary. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/extemporary/impromptu
Extemporary & Impromptu. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/extemporary/impromptu>.
Impromptu or Extemporary. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/extemporary/impromptu.
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