Plain and Unctuous

Opposite meaning words

Plain adjective - Free from all additions or embellishment.

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Unctuous is an antonym for plain.

Nearby Words: plainly, plainness, plaint

Unctuous adjective - Not being or expressing what one appears to be or express.

Usage example: an unctuous effort to appear religious to the voters

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Plain is an antonym for unctuous.

Nearby Word: unctuously

Cite this Source

Unctuous and Plain. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/plain/unctuous

Plain & Unctuous. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/plain/unctuous>.

Unctuous or Plain. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/plain/unctuous.

Google Ngram Viewer shows how "plain" and "unctuous" have occurred on timeline