This is the 14830th most frequent Polish word.
referendalnej
"Referendalnej" means "related to a referendum."
The word 'referendalnej' is used as an adjective describing 'komisji', indicating the type of committee being referenced as related to a referendum.
Decyzja referendalnej komisji została ogłoszona publicznie.
The decision of the referendum committee was publicly announced.
Here, 'referendalnej' describes 'debaty', showing that the debate pertains to matters regarding a referendum.
Wyniki debaty referendalnej nad przyszłością miasta były zaskakujące.
The results of the referendum debate about the future of the city were surprising.
The word 'referendalnej' here qualifies 'kampanii', implicating that the campaign is associated with the referendum.