Begin
Catch on
Catch on verb - Understand, usually after some initial difficulty.
Both terms in one sentence
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Mal and Jayne immediately begin sniggering, and it takes Badger a few seconds to catch on.
Source: Series / Firefly -
Of course, they catch on within about five minutes since it wasn't supposed to be a real secret to begin with.
Source: Manga / Medaka Box - Genre Savvy: After a while, the members of Smoosh begin to catch on as to how things work in their universe.Eddie: Oh, come on.
Cite this Source
Catch on and Begin. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/begin/catch_on
Begin & Catch on. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/begin/catch_on>.
Catch on or Begin. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/begin/catch_on.
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