This is the 2784th most frequent Arabic word.
ذاتها
"ذاتها" means "itself" or "herself."
In this sentence, 'ذاتها' is used as a pronoun to emphasize self-reference.
هي ذاتها التي كتبت القصة.
She is the one who wrote the story herself.
Here, 'ذاتها' emphasizes that it's this specific car being referred to.
السيارة ذاتها تحتاج إلى إصلاح.
The car itself needs repair.
In this context, 'ذاتها' signifies intrinsic quality of the noun.