Infallible
Infallible adjective - Not being or likely to be wrong.
Undoubted and infallible are semantically related. In some cases you can use "Undoubted" instead an adjective "Infallible".
Nearby Words: infallibly, infallibility
Undoubted
Infallible and undoubted are semantically related. Sometimes you can use "Infallible" instead an adjective "Undoubted".
Nearby Word: undoubtedly
Mutual synonyms
Related pairs
- right and infallible
- right and undoubted
- positive and infallible
- positive and undoubted
- certain and infallible
- certain and undoubted
- true and infallible
- true and undoubted
- definite and infallible
- definite and undoubted
- reliable and infallible
- reliable and undoubted
- trustworthy and infallible
- trustworthy and undoubted
Cite this Source
Undoubted and Infallible. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/infallible/undoubted
Infallible & Undoubted. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/infallible/undoubted>.
Undoubted or Infallible. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/infallible/undoubted.
Google Ngram Viewer shows how "infallible" and "undoubted" have occurred on timeline