This is the 33rd most frequent Urdu word.
ميں
"I" or "in" (depending on context).
In this sentence, 'ميں' is used as a pronoun meaning 'I', referring to the speaker.
ميں کتاب پڑھ رہا ہوں۔
I am reading a book.
Here, 'ميں' is used first as a pronoun 'I', and then as a preposition 'in' when referring to the location.
ميں اسکول میں ہوں۔
I am at school.
In this sentence, 'ميں' is used as part of the grammatical structure to denote the subject first-person 'I' who performed the action.