Plain
Unaltered
Unaltered adjective - Remaining in an original state.
Plain and unaltered are semantically related. Sometimes you can use "Plain" instead an adjective "Unaltered".
Nearby Words: unalterable, unalterably
Mutual synonyms
Both words in one sentence
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In Jack McDevitt's Infinity Beach, both major MacGuffins — the unaltered Hunter logs and the alien spaceship — turn out to be hidden in plain sight.
Source: Hidden in Plain Sight
Cite this Source
Unaltered and Plain. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/plain/unaltered
Plain & Unaltered. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/plain/unaltered>.
Unaltered or Plain. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/plain/unaltered.
Google Ngram Viewer shows how "plain" and "unaltered" have occurred on timeline