This is the 1989th most frequent Polish word.
dyrektora
"Dyrektora" means "director's" or "of the director" in English.
In this sentence, 'dyrektora' is used in the genitive case, which is employed here following the verb 'widzę' (to see), as it specifies the object of perception.
Widzę dyrektora na korytarzu.
I see the director in the hallway.
Here, 'dyrektora' is in the locative case, used after the preposition 'o' (about).
Rozmawiamy o dyrektorze szkoły.
We are talking about the principal of the school.
In this example, 'dyrektora' is used in the dative case, indicating the recipient of the action described by the verb 'podaruję' (I will give).