Nervous and Unflappable

Nervous

Nervous adjective - Easily excited by nature.
Usage example: a nervous sort of person, she's completely thrown by anything unexpected

Unflappable is an antonym for nervous.

Nearby Words: nerve, nervy, nervously

Unflappable

Unflappable adjective - Not easily panicked or upset.
Usage example: the unflappable teacher never even blinked when the wall map came crashing down

Nervous is an antonym for unflappable in cool and calm topic.
Cite this Source
Unflappable and Nervous. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/nervous/unflappable
Nervous & Unflappable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/nervous/unflappable>.
Unflappable or Nervous. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/nervous/unflappable.
Google Ngram Viewer shows how "nervous" and "unflappable" have occurred on timeline