This is the 12967th most frequent Russian word.
личному
The Russian word "личному" is the dative singular form of "личный," meaning "personal" or "private."
In this sentence, 'личному' is used as a possessive adjective modifying 'развитию,' indicating that the development is personal and pertains to the subject.
Я уделяю внимание своему личному развитию.
I pay attention to my personal development.
Here, 'личному' modifies 'общению,' describing that the communication is direct and personal, emphasizing the individual engagement.
Она предпочитает личному общению.
She prefers personal communication.
In this instance, 'личному' describes 'выбору,' specifying that the choice is personal, unique to the individual.