This is the 2543rd most frequent Polish word.
pekao
"Pekao" is the name of a Polish bank, not a standard Polish word.
Here, 'Pekao' is a proper noun referring to the name of a bank, being part of the entity's title.
Bank Pekao oferuje szeroką gamę usług finansowych.
The Pekao Bank offers a wide range of financial services.
In this sentence, 'Pekao' refers to the organization providing the financial card, associating it with a transactional service.
Moja karta płatnicza z Pekao działa sprawnie.
My payment card from Pekao works efficiently.
In this usage, 'Pekao' is the identity of the enterprise facilitating the program, indicating its role in customer interaction.