This is the 403rd most frequent Urdu word.
بننے
"بننے" means "to become" or "to be made."
In this sentence, 'بننے' (to become) signifies transitioning to a profession or state.
وہ انجینئر بننے کے لئے محنت کر رہا ہے۔
He is working hard to become an engineer.
The word 'بننے' (to become/made up) demonstrates transforming or appearing as something else.
کہانی بننے کے بجائے حقیقت معلوم ہوتی ہے۔
The story seems to be reality rather than being made up.
Here, 'بننے' (to be made) refers to the process of being prepared.