This is the 8353rd most frequent Polish word.
pełniło
"Pełniło" means "fulfilled" or "served" (in the context of performing a function or role).
In this sentence, 'pełniło' is used to denote the action of fulfilling or serving a specific role or function.
Zamek pełniło funkcję obronną w czasach średniowiecznych.
The castle served a defensive function in medieval times.
Here, 'pełniło' describes the role or purpose that the device was carrying out at a certain time.
To urządzenie pełniło rolę tymczasowego rozwiązania.
This device served as a temporary solution.
In this case, 'pełniło' is utilized to express the significance or role carried out by her presence within the group.