opał (Polish) comes from Latin opalus, from Byzantine Greek ὀπάλλιος, from Sanskrit उपल, from Sanskrit उपरि, from Proto-Indo-Aryan upári, from Proto-Indo-Iranian upári, from Proto-Indo-European upér, from Proto-Indo-European upó.
opał (Polish): combustible, fuel used for heating; heating
Definitions
combustible, fuel used for heating; heating
Ancestry of “opał”, step by step
opał traces back through two separate lines of ancestry.