This is the 5740th most frequent Russian word.
проделанная
"Проделанная" - done, carried out, performed.
The word 'проделанная' is used as an adjective to describe the completed work in a professional context.
Проделанная работа была высоко оценена коллегами.
The completed work was highly appreciated by colleagues.
Here, 'проделанная' characterizes the work whose results are being discussed.
Она показала нам результаты проделанной работы.
She showed us the results of the accomplished work.
In this example, 'проделанная' is used to specify the efforts that have been carried out.