This is the 13783rd most frequent Polish word.
pogańskie
"Pogańskie" means "pagan" or "heathen" in English.
Here, "pogańskie" is used as an adjective describing "beliefs," referring to cultural practices of non-Christian origin.
Starożytne wierzenia pogańskie były szeroko rozpowszechnione przed nadejściem chrześcijaństwa.
Ancient pagan beliefs were widespread before the advent of Christianity.
In this sentence, "pogańskich" describes "rituałów," showing their historical, non-Christian religious character.
Na terenie obecnej Polski można znaleźć ślady pogańskich rytuałów w archeologicznych znaleziskach.
In the area of modern Poland, traces of pagan rituals can be found in archaeological findings.
The word "pogańskich" modifies "zwyczajów," indicating the traditional practices originating from non-Christian cultures.