First and Untested

First

First adjective - Coming before all others in time or order.

Untested and first are semantically related. In some cases you can use "Untested" instead an adjective "First".

Nearby Word: firstly

Untested

Untested adjective - Not yet proved or subjected to testing.
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Synonyms for Untested

First and untested are semantically related. Sometimes you can use "First" instead an adjective "Untested".
Cite this Source
Untested and First. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/first/untested
First & Untested. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/first/untested>.
Untested or First. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/first/untested.
Google Ngram Viewer shows how "first" and "untested" have occurred on timeline