stop
In Italian, 'ferma' is used as an imperative command to order someone or something to stop. It can also be used as a noun to refer to a stop or halt in general. Much like its English equivalent, it can be used in many different contexts.
Stop the car!
This is a command or request to stop the car, commonly used in conversation among native Italian speakers.
My teacher told me to put down the pen.
In this context, 'ferma' means to place or put down something. The speaker is being instructed to cease writing and put down their pen.
The train is stationary at the station.
This sentence uses the word 'ferma' to describe a state of motionlessness or inactivity. In this context, the train is stopped or not moving at the station.