This is the 684th most frequent Turkish word.
oyuncusu
"Player" or "actor/actress" (depending on context).
In this sentence, 'oyuncusu' refers to an actor in the context of theater, indicating a performer in plays.
Tiyatro oyuncusu sahnede harika bir performans sergiledi.
The theater actor gave an amazing performance on stage.
Here, 'oyuncusu' refers to a player, specifically a member of a sports team or group.
Bu takımın en iyi oyuncusu kimdir?
Who is the best player of this team?
In this context, 'oyuncusu' means an actor, specifically someone performing in a movie.