Assertive and Diffident

Assertive

Assertive adjective - Having or showing a bold forcefulness in the pursuit of a goal.
Usage example: some reef fish are assertive in defending their territory

Diffident is an antonym for assertive in topics: confident, aggressive.

Diffident

Diffident adjective - Not comfortable around people.

Assertive is an antonym for diffident.

Nearby Words: diffidence, diffidently
Cite this Source
Diffident and Assertive. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/assertive/diffident
Assertive & Diffident. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/assertive/diffident>.
Diffident or Assertive. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/assertive/diffident.
Google Ngram Viewer shows how "assertive" and "diffident" have occurred on timeline