This is the 189th most frequent Urdu word.
شام
Evening.
In this sentence, "شام" refers to the time of the evening.
مجھے شام کو چائے پینے کی عادت ہے۔
I have a habit of drinking tea in the evening.
In this sentence, "شام" is being used as a proper noun, referring to the city known as Sham (Damascus).
شام بہت خوبصورت شہر ہے۔
Sham is a very beautiful city.
Here, the word "شام" again refers to the time of evening, stressing the time of day when an activity used to happen.