dirt
Schmutz is the German word for dirt. It is used to describe any type of unwanted or unclean substance, such as dust, mud, or grime. It can also be used metaphorically to refer to something that is morally impure or corrupt.
Your room is full of dirt.
This sentence is used when someone's room is messy. Schmutz refers to the dirt or filth, indicating a criticism towards the cleanliness of the room.
She wiped the dirt off the blackboard.
This sentence shows an action where a person (in this case 'she') is cleaning a dirty blackboard. The word Schmutz is used here to refer to the chalk dust or any other dirt on the blackboard.
He is afraid to get dirt on his clothes.
Here, the speaker expresses a fear or concern of getting his clothes dirty. Schmutz is used to refer to any sort of dirt that could possibly soil his clothes.