Keep on
Keep on verb - Allow to remain in a place or position or maintain a property or feature.
Understand and keep on are semantically related. In some cases you can use "Understand" instead a verb "Keep on".
Understand
Understand verb - To form an opinion or reach a conclusion through reasoning and information.
Keep on and understand are semantically related. Sometimes you can use "Keep on" instead a verb "Understand".
Both terms in one sentence
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The blood lost from the arrow-hit renders him unable to keep on fighting, something Korah doesn't understand, as he believed he should be winning.
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Marge added a patch that said "Keep On Truckin'" but she didn't understand what it meant.
Source: Textile Work Is Feminine
Cite this Source
Understand and Keep on. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/keep_on/understand
Keep on & Understand. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/keep_on/understand>.
Understand or Keep on. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/keep_on/understand.
Google Ngram Viewer shows how "keep on" and "understand" have occurred on timeline