This is the 10507th most frequent German word.
rauchen
To smoke.
In this sentence, 'rauchen' is used as a verb meaning 'to smoke' an object (a cigarette).
Ich rauche jeden Tag eine Zigarette.
I smoke a cigarette every day.
Here, 'rauchen' is used to describe the action of smoke being emitted from the chimney due to the burning of wet wood.
Der Kamin raucht, weil das Holz feucht ist.
The chimney smokes because the wood is wet.
In this example, 'rauchen' is used in the context of an activity that is regulated or restricted (smoking in public places).