Impassiveness and Responsiveness

Impassiveness

Impassiveness noun - A lack of emotion or emotional expressiveness.
Usage example: the child's inexplicable impassiveness, after all he'd been through, was a source of concern for his relatives

Responsiveness is an antonym for impassiveness.

Responsiveness

Responsiveness noun - The quality of being responsive; reacting quickly; as a quality of people, it involves responding with emotion to people and events.
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Synonyms for Responsiveness

Impassiveness is an antonym for responsiveness.
Cite this Source
Responsiveness and Impassiveness. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/impassiveness/responsiveness
Impassiveness & Responsiveness. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/impassiveness/responsiveness>.
Responsiveness or Impassiveness. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/impassiveness/responsiveness.
Google Ngram Viewer shows how "impassiveness" and "responsiveness" have occurred on timeline