This is the 785th most frequent Persian word.
علیرضا
"علیرضا" (Alireza) is a Persian male given name meaning "noble and content" or "satisfied servant of Ali."
In this sentence, 'علیرضا' is used as the subject of the sentence, indicating the person performing the action.
علیرضا به مدرسه رفت.
Alireza went to school.
Here, 'علیرضا' is used as a name to identify a specific individual who is being described as the subject in relationship to the speaker ('my friend').
دوستم علیرضا اهل تهران است.
My friend Alireza is from Tehran.
In this example, 'علیرضا' is used as the object of the sentence, indicating the person whom the action is directed toward.