Where does “folyj” come from?

folyj (Hungarian) comes from Hungarian folyik, from Proto-Ugric pȣlɜ- — stream bubbling.

Ancestry of “folyj”, step by step

StepLanguageWordMeaning
1Hungarianfolyikto flow; to go on
2Proto-Ugricpȣlɜ-stream bubbling
Every word from Proto-Ugric pȣlɜ-Every word from Hungarian folyik