Check
Underpin
Underpin verb - Support with evidence or authority or make more certain or confirm.
Check and underpin are semantically related. Sometimes you can use "Check" instead a verb "Underpin".
Nearby Word: underpinning
Cite this Source
Underpin and Check. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/check/underpin
Check & Underpin. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/check/underpin>.
Underpin or Check. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/check/underpin.
Google Ngram Viewer shows how "check" and "underpin" have occurred on timeline