Plain
Plain adjective - Free from all additions or embellishment.
Unquestionable and plain are semantically related. In some cases you can use "Unquestionable" instead an adjective "Plain".
Unquestionable
Unquestionable adjective - Not capable of being challenged or proved wrong.
Plain and unquestionable are semantically related. Sometimes you can use "Plain" instead an adjective "Unquestionable".
Mutual synonyms
Related pairs
- clear and plain
- clear and unquestionable
- patent and plain
- patent and unquestionable
- obvious and plain
- obvious and unquestionable
- distinct and plain
- distinct and unquestionable
- definite and plain
- definite and unquestionable
- downright and plain
- downright and unquestionable
- flat and plain
- flat and unquestionable
Cite this Source
Unquestionable and Plain. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/plain/unquestionable
Plain & Unquestionable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/plain/unquestionable>.
Unquestionable or Plain. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/plain/unquestionable.
Google Ngram Viewer shows how "plain" and "unquestionable" have occurred on timeline