This is the 1386th most frequent Polish word.
serce
"Serce" means "heart" in English.
The word 'serce' refers to the physical heart but metaphorically symbolizes emotions or feelings.
Mam serce pełne radości.
I have a heart full of joy.
'Serce' is used metaphorically to describe the most important or central part of something.
To miasto jest sercem kraju.
This city is the heart of the country.
Here, 'serce' denotes the literal organ within the human body.