Puff up
Puff up verb - Make larger or distend.
Plug
Plug verb - To close up so that no empty spaces remain.
Cite this Source
Plug and Puff up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/puff_up/plug
Puff up & Plug. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/puff_up/plug>.
Plug or Puff up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/puff_up/plug.
Google Ngram Viewer shows how "puff up" and "plug" have occurred on timeline