This is the 77th most frequent Persian word.
شدن
"Shodan" (شدن) means "to become" or "to happen."
Here, 'شدن' (shodan) is used to mean 'to become', indicating a change of state or status.
من پزشک شدم.
I became a doctor.
In this context, 'شدن' (shodan) is used to describe an intensification or increase in degree.
باران شدید میشود.
The rain is getting heavier.
Here, 'شدن' (shodan) is used in the passive voice construction, similar to 'was' or 'were' in English.