Where does “planěrowaś” come from?
planěrowaś (Lower Sorbian) comes from German planieren, from French planer, from French plain, from Old French plain, from Latin plēnus, from Proto-Italic plēnos, from Proto-Indo-European pl̥h₁nós, from Proto-Indo-European pleh₁- — to fill.
planěrowaś (Lower Sorbian): to level, flatten
Ancestry of “planěrowaś”, step by step