This is the 12047th most frequent Turkish word.
gönüllüsü
"Volunteer."
Here, 'gönüllüsü' is used to indicate someone who is a volunteer for a specific cause or project.
Gönüllüsü olmak istediğim projeye başvurdum.
I applied for the project I wanted to become a volunteer for.
In this sentence, 'gönüllüsü' describes a person who voluntarily takes part in activities related to environmental cleaning.
O, çevre temizliği gönüllüsü olarak çalışmalar yapıyor.
She is working as an environmental cleaning volunteer.
The word 'gönüllüsü' here refers to an individual acting voluntarily, particularly in the context of school-related activities.