Hyperactive and Imperturbable
Opposite meaning words
Hyperactive
Hyperactive adjective - Easily excited by nature.
Usage example: hyperactive children who are in dire need of a guardian with a firm hand
Imperturbable is an antonym for hyperactive.
Imperturbable
Imperturbable adjective - Not easily panicked or upset.
Hyperactive is an antonym for imperturbable.
Nearby Word: imperturbability
Cite this Source
Imperturbable and Hyperactive. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/hyperactive/imperturbable
Hyperactive & Imperturbable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/hyperactive/imperturbable>.
Imperturbable or Hyperactive. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/hyperactive/imperturbable.
Google Ngram Viewer shows how "hyperactive" and "imperturbable" have occurred on timeline