dirty

Dirt is any matter considered unclean, especially when in contact with a person's clothes, skin, or possessions. In such cases, they are said to become dirty.
Common types of dirt include:

Debris: scattered pieces of waste or remains
Dust: a general powder of organic or mineral matter
Filth: foul matter such as excrement
Grime: a black, ingrained dust such as soot
Soil: the mix of clay, sand, and humus which lies on top of bedrock. The term 'soil' may be used to refer to unwanted substances or dirt that are deposited onto surfaces such as clothing.

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