Where does “płaszczyzna” come from?

płaszczyzna (Polish) comes from Polish płaski, from Old Polish płoski, from Proto-Slavic ploskъ, from Proto-Balto-Slavic plak-ska-.

płaszczyzna (Polish): plane

Definitions

  1. plane

Ancestry of “płaszczyzna”, step by step

StepLanguageWordMeaning
1Polishpłaskiflat
2Old Polishpłoskieven, level, smooth
3Proto-Slavicploskъflat
4Proto-Balto-Slavicplak-ska-

Words derived from “płaszczyzna

Every word from Proto-Balto-Slavic plak-ska-Every word from Proto-Slavic ploskъEvery word from Old Polish płoski