What context can I use each word in?
Learn when and how to use these words with these examples!
decompose
Example
The leaves in the compost pile will decompose over time. [decompose: verb]
Example
The body was left to decompose in the open air. [decomposing: gerund or present participle]
rot
Example
The fruit had begun to rot on the tree. [rot: verb]
Example
The smell of rotting garbage filled the air. [rotting: gerund or present participle]
Good things to know
Which word is more common?
Rot is more commonly used than decompose in everyday language, especially when referring to the decay of organic matter. Decompose is more commonly used in scientific or technical contexts.
What’s the difference in the tone of formality between decompose and rot?
Decompose is generally considered more formal than rot, which is often used in casual or colloquial speech.