This is the 12818th most frequent Turkish word.
iznini
"İznini" means "permission" or "consent" in the possessive form, i.e., "his/her/its permission."
Here, 'iznini' refers specifically to one's leave or permission, indicating possession of the leave being used.
Size iznini kullanmanız gerektiğini söyledi.
He told you that you need to use your leave.
In this sentence, 'iznini' represents the permission obtained, specifying the possessive aspect of permission.
Öğretmen iznini alarak sınıfta yokluğunu açıkladı.
The teacher explained his absence in the class by taking his permission.
Here, 'iznini' denotes the permission belonging to a friend, indicating a possessive relationship with the authorization.