Plug away
Plug away verb - Persist in working hard.
Plug
Plug verb - Persist in working hard.
Usage example: Students must plug away at this problem
Cite this Source
Plug and Plug away. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/plug_away/plug
Plug away & Plug. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/plug_away/plug>.
Plug or Plug away. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/plug_away/plug.
Google Ngram Viewer shows how "plug away" and "plug" have occurred on timeline