Decay
Decay noun - A gradual sinking and wasting away of mind or body.
Usage example: middle-aged people who fervently hope that daily exercise will arrest the physical decay that usually accompanies advancing age
Decline is a synonym for decay in deteriorate topic. In some cases you can use "Decline" instead the word "Decay" as a noun or a verb, when it comes to topics like activity, reduction, weaken, depression. popular alternative
Decline
Decline noun - A gradual sinking and wasting away of mind or body.
Usage example: her sad decline from a robust athlete to an old woman with arthritis
Decay is a synonym for decline in deteriorate topic. You can use "Decay" instead the word "Decline" as a noun or a verb, if it concerns topics such as deterioration, activity, state, weaken. popular alternative
Mutual synonyms
How words are described
| steady | steady decay | steady decline |
| physical | physical decay | physical decline |
| long | long decay | long decline |
| similar | similar decay | similar decline |
| Other adjectives: visible, vocal, severe, massive, serious, slow, social, gradual, moral, continued, major, mental, general, further, significant, inevitable, subsequent, eventual, intentional, rapid, perceived, cultural, economic, overall, technological. | ||
Cite this Source
Decline and Decay. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/decay/decline
Decay & Decline. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/decay/decline>.
Decline or Decay. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/decay/decline.
Google Ngram Viewer shows how "decay" and "decline" have occurred on timeline