This is the 11852nd most frequent Russian word.
занятая
"Occupied" or "busy."
In this sentence, 'занятая' is used as an adjective derived from the participle, describing someone who is occupied, indicating a state of being busy.
Она всегда занятая работой.
She is always busy with work.
Here, 'занятая' describes the street as being occupied or bustling, used as an adjective to depict its characteristic.
Эта занятая улица знаменита своими магазинами.
This busy street is famous for its shops.
In this case, 'занятая' characterizes the organization as being active and engaged in many tasks or events, conveying industriousness.