This is the 4115th most frequent Turkish word.
kampüsü
The Turkish word "kampüsü" means "campus" in English.
Here, the word 'kampüsü' is used in the locative case indicating the area associated with the university.
Öğrenciler üniversite kampüsü dışında bir protestoya katıldılar.
The students participated in a protest outside the university campus.
In this sentence, 'kampüsü' refers to the campus as a direct object, receiving the action of cleaning.
Kampüsü temiz tutmak hepimizin sorumluluğudur.
Keeping the campus clean is everyone's responsibility.
Here, 'kampüsün' is the possessive form referring to something belonging to the campus, showing a different grammatical usage.