Jittery and Unflappable
Opposite meaning words
Jittery
Jittery adjective - Easily excited by nature.
Usage example: a jittery person who shouldn't even consider a career as an air traffic controller
Unflappable is an antonym for jittery.
Unflappable
Unflappable adjective - Not easily panicked or upset.
Usage example: the unflappable teacher never even blinked when the wall map came crashing down
Jittery is an antonym for unflappable.
Cite this Source
Unflappable and Jittery. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/jittery/unflappable
Jittery & Unflappable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/jittery/unflappable>.
Unflappable or Jittery. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/jittery/unflappable.
Google Ngram Viewer shows how "jittery" and "unflappable" have occurred on timeline