This is the 11704th most frequent Polish word.
komunalnych
"Komunalnych" translates to "communal" or "municipal" in English, typically relating to local services or properties.
In this sentence, "komunalnych" describes substantive funds (fundusze) as being related to or derived from a municipality.
Wsparcie finansowe pochodzi z funduszy komunalnych.
The financial support comes from municipal funds.
The word "komunalnych" is used here as an adjective derived from "komunalny," meaning municipal, to describe the type of waste (odpady).
Odbiór odpadów komunalnych następuje w poniedziałki.
The collection of municipal waste takes place on Mondays.
Here, "komunalnych" is used as a descriptor indicating that the apartments (mieszkania) are municipally owned.