This is the 643rd most frequent Turkish word.
öztürk
A Turkish surname meaning "pure Turk" or "genuine Turk."
As a proper noun, 'Öztürk' is used here as a common Turkish name.
Öztürk, sınıfın en çalışkan öğrencisidir.
Öztürk is the most diligent student in the class.
In this context, 'öztürk' is an adjective referring to an original Turkish dialect or form.
Bu hikâyenin öztürk lehçesiyle yazıldığını fark ettim.
I noticed that this story was written in the Öztürk dialect.
Here, 'öztürk' as an adjective describes words that are purely Turkish in origin.