This is the 378th most frequent Greek word.
πήγε
The Greek word "πήγε" means "went."
The word 'πήγε' is the past tense form of the verb 'πηγαίνω' (to go), indicating a completed action in the past where Nikos traveled to school.
Ο Νίκος πήγε στο σχολείο το πρωί.
Nikos went to school in the morning.
In this case, 'πήγε' is used in an interrogative form to inquire about Maria's past activity of going somewhere.
Πού πήγε χθες το βράδυ η Μαρία;
Where did Maria go last night?
Here, 'πήγε' is part of a reported speech, where it conveys the action of going to the doctor as stated in someone's recount.