Imperturbable
Imperturbable adjective - Not easily panicked or upset.
Secure and imperturbable are semantically related. In some cases you can use "Secure" instead an adjective "Imperturbable".
Nearby Word: imperturbability
Secure
Secure adjective - Having or showing great faith in oneself or one's abilities.
Usage example: he's so secure about winning the marathon that he's practically spent the prize money
Imperturbable and secure are semantically related. Sometimes you can use "Imperturbable" instead an adjective "Secure".
Cite this Source
Secure and Imperturbable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/imperturbable/secure
Imperturbable & Secure. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/imperturbable/secure>.
Secure or Imperturbable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/imperturbable/secure.
Google Ngram Viewer shows how "imperturbable" and "secure" have occurred on timeline