Decay
Decay noun - The process by which dead organic matter separates into simpler substances.
Usage example: the cycle by which the decay of dead plants on the forest floor provides soil and nutrients for the next generation of plants
Souring and decay are semantically related. In some cases you can use "Souring" instead a noun "Decay".
Souring
Souring noun - The loss of friendship or affection.
Mutual synonyms
Cite this Source
Souring and Decay. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/decay/souring
Decay & Souring. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/decay/souring>.
Souring or Decay. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/decay/souring.
Google Ngram Viewer shows how "decay" and "souring" have occurred on timeline