Become worse
Decay and become worse are semantically related. In some cases you can use "Decay" instead a verb phrase "Become worse".
Decay
Decay verb - To go through decomposition.
Become worse and decay are semantically related. Sometimes you can use "Become worse" instead a verb "Decay".
Mutual synonyms
Related pairs
Both terms in one sentence
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Note that Villain Decay is almost never caused by a lack of Offscreen Villain Dark Matter, a difficulty in recruiting Mooks, or even injuries from battle with the heroes — which is to say, they don't become worse off because they have lost.
Source: Villain Decay
Cite this Source
Decay and Become worse. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/become_worse/decay
Become worse & Decay. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/become_worse/decay>.
Decay or Become worse. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/become_worse/decay.
Google Ngram Viewer shows how "become worse" and "decay" have occurred on timeline