This is the 8808th most frequent Turkish word.
seyithan
"Seyithan" is a Turkish male name, combining "Seyit" (honorific for descendants of the Prophet Muhammad) and "Han" (title meaning ruler or leader).
In this sentence, 'Seyithan' is used as a proper noun referring to a specific individual named Seyithan.
Seyithan, köyde yaşayan en çalışkan çiftçidir.
Seyithan is the most hardworking farmer living in the village.
Here, 'Seyithan' is again a proper noun, but it is indicated as a title or name for the hero in a narrative.
Bizim hikayemizin kahramanı Seyithan adını alır.
The hero of our story takes the name Seyithan.
In this instance, 'Seyithan' is a proper noun used to recognize a person by their name or an alias.