Synonyms of decomposition

decomposition

noun

as in decay

the process by which dead organic matter separates into simpler substances

the unmistakable smell of decomposition led us to some fruit that had fallen behind the refrigerator

Synonyms & Similar Words

• decay
• fermentation
• putrefaction
• rot
• spoilage
• corruption
• breakdown
• disintegration
• putrescence
• festering
• dissolution
• crumbling
• souring
• curdling
• moldering

Antonyms & Near Antonyms

• growth
• maturation
• ripening

Example Sentences

Recent Examples of decomposition

The other five were found dead in a state of decomposition, the KWS said, per The Guardian. — Gina Kalsi, PEOPLE, 30 July 2026

Their decomposition attributed much of the divergence to how raters measure the same underlying issue rather than merely to differences in scope or weighting. — Shivaram Rajgopal, Forbes.com, 23 July 2026

But decomposition affects how tissues look and can complicate toxicology, especially alcohol findings, because alcohol can appear as a byproduct of decomposition, according to Banerjee. — Dalia Faheid, CNN Money, 23 July 2026

Also, because of the level of decomposition of Wells’ body when Mitchell received it, Crump said, it could not be determined whether there was bruising. — Rebecca Cohen, NBC news, 22 July 2026

Wind, rain, and natural decomposition will take care of many of the shells on their own. — Jessica Safavimehr, Southern Living, 16 July 2026

Maintain Compost Bins Compost piles need to be kept damp in order to accelerate organic decomposition. — Sj McShane, Martha Stewart, 3 July 2026

Investigators also found additional remains in advanced stages of decomposition, the sheriff’s office said. — ABC News, 28 June 2026

In punishing heat, more people wore masks as the stench of decomposition spread. — Regina Cano Garcia, Chicago Tribune, 27 June 2026