This is the 14744th most frequent Polish word.
płocczanie
Residents of Płock, Poland.
In this sentence, 'Płocczanie' is used as the subject to refer to the inhabitants of Płock in general.
Płocczanie są dumni ze swojej bogatej historii.
The residents of Płock are proud of their rich history.
Here, 'Płocczan', a form of the word 'Płocczanie', is used to specify the people from Płock being addressed.
Muzeum w Płocku zaprasza Płocczan na specjalną wystawę.
The museum in Płock invites the locals to a special exhibition.
The word 'Płocczan' again refers to the residents of Płock and is used in the context of being the recipients of a request or query.