Reactive and Undemonstrative
Opposite meaning words
Reactive
Reactive adjective - Participating readily in reactions.
Undemonstrative is an antonym for reactive.
Undemonstrative
Undemonstrative adjective - Not feeling or showing emotion.
Usage example: an undemonstrative person by nature, he nevertheless loved his wife very much
Reactive is an antonym for undemonstrative.
Cite this Source
Undemonstrative and Reactive. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/reactive/undemonstrative
Reactive & Undemonstrative. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/reactive/undemonstrative>.
Undemonstrative or Reactive. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/reactive/undemonstrative.
Google Ngram Viewer shows how "reactive" and "undemonstrative" have occurred on timeline