This is the 2409th most frequent Turkish word.
hastalığının
"Of his/her/its illness" or "of his/her/its disease."
In this sentence, 'hastalığının' is used to denote the possessive form of 'hastalık' (illness) belonging to Ali, formatted as 'Ali'nin'. It shows possession and specifies whose illness is being discussed.
Ali'nin hastalığının belirtileri artıyor.
The symptoms of Ali's illness are increasing.
Here, 'hastalığının' is used to describe the illness associated with someone in the third person. The suffix indicates possession and the context implies what requires healing.
Hastalığının iyileşmesi için ilaç alması gerekiyor.
He/She needs to take medicine for the improvement of his/her illness.
In this example, 'hastalığının' directly references the illness of a specific individual, highlighting the possessive and descriptive structure used in Turkish to specify relational ownership.