This is the 8586th most frequent Polish word.
przepełnione
"Przepełnione" means "overfilled" or "overcrowded."
In this sentence, 'przepełnione' is used metaphorically to describe an overwhelming emotional state, specifically joy, filling the heart.
Serce było przepełnione radością.
The heart was filled with joy.
Here, 'przepełnione' describes a physical overabundance of people, indicating that the hall was very crowded.
Sala była przepełniona ludźmi podczas wykładu.
The hall was crowded with people during the lecture.
In this instance, 'przepełnione' explains that the air is infused or strongly characterized by the scent of flowers, suggesting a rich presence of this aroma.