Ferment
Ferment verb - To bring (something volatile or intense) into being.
Fester and ferment are semantically related in smoulder topic. In some cases you can use "Fester" instead a verb "Ferment", when it comes to topics like be agitated.
Cite this Source
Fester and Ferment. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/ferment/fester
Ferment & Fester. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/ferment/fester>.
Fester or Ferment. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/ferment/fester.
Google Ngram Viewer shows how "ferment" and "fester" have occurred on timeline