This is the 11768th most frequent Turkish word.
gelirlerini
"Gelirlerini" means "their incomes" or "their revenues" in English.
Here, 'gelirlerini' refers to 'income' in the accusative form, indicating possession by the 'family'. It serves as the object needing appropriate management by the subject.
Aile, gelirlerini daha doğru yönetmeliydi.
The family should have managed its income more effectively.
In this context, 'gelirlerini' is used to denote 'revenues' belonging to the philanthropist, reflecting possession and the relationship to the action of donation.
Hayırsever, elde ettiği gelirlerini bağış yaptı.
The philanthropist donated the revenues they obtained.
In this sentence, 'gelirlerini' is the accusative form of 'gelir', referring to 'revenues'. It indicates possession and is used here to specify the direct object of the action.