Doubtless and Diffident

Opposite meaning words

Doubtless adjective - Having or showing a mind free from doubt.

Usage example: another one of his doubtless predictions that will never come true

Show all Definitions

Diffident is an antonym for doubtless.

Nearby Words: doubt, doubtful, doubtlessly

Diffident adjective - Not comfortable around people.

Show all Definitions

Doubtless is an antonym for diffident.

Nearby Words: diffidence, diffidently

Cite this Source

Diffident and Doubtless. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/doubtless/diffident

Doubtless & Diffident. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/doubtless/diffident>.

Diffident or Doubtless. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/doubtless/diffident.

Google Ngram Viewer shows how "doubtless" and "diffident" have occurred on timeline