Plain and Sober

Plain

Plain adjective - Free from all additions or embellishment.
Usage example: just give us the plain facts and none of your snide comments

Sober is a synonym for plain. In some cases you can use "Sober" instead an adjective "Plain".

Nearby Words: plainly, plainness, plaint

Sober

Sober adjective - Not excessively showy.
Usage example: if you don't have anything in black, at least wear a sober outfit to the funeral

Plain is a synonym for sober in calm topic. Sometimes you can use "Plain" instead an adjective "Sober", if it concerns topics such as dark, low-key.

Nearby Words: soberly, soberness, sobering, sobered

Both words in one sentence

Cite this Source
Sober and Plain. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/plain/sober
Plain & Sober. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/plain/sober>.
Sober or Plain. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/plain/sober.
Google Ngram Viewer shows how "plain" and "sober" have occurred on timeline