Fester
Ferment
Ferment verb - To bring (something volatile or intense) into being.
Fester and ferment are semantically related in smoulder topic. Sometimes you can use "Fester" instead a verb "Ferment", if it concerns topics such as be agitated.
Cite this Source
Ferment and Fester. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/fester/ferment
Fester & Ferment. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/fester/ferment>.
Ferment or Fester. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/fester/ferment.
Google Ngram Viewer shows how "fester" and "ferment" have occurred on timeline