Ascertain
Ascertain verb - Be careful or certain to do something; make certain of something.
Mark and ascertain are semantically related. In some cases you can use "Mark" instead a verb "Ascertain".
Nearby Words: ascertainment, ascertaining
Mutual synonyms
Common collocations
Cite this Source
Mark and Ascertain. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/ascertain/mark
Ascertain & Mark. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/ascertain/mark>.
Mark or Ascertain. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/ascertain/mark.
Google Ngram Viewer shows how "ascertain" and "mark" have occurred on timeline