Where does “ploský” come from?

ploský (Old Czech) comes from Proto-Slavic ploskъ, from Proto-Balto-Slavic plak-ska-.

Ancestry of “ploský”, step by step

StepLanguageWordMeaning
1Proto-Slavicploskъflat
2Proto-Balto-Slavicplak-ska-—

Words derived from “ploský”

Every word from Proto-Balto-Slavic plak-ska- →Every word from Proto-Slavic ploskъ →
ploský — Etymology, Origin & Word History | Etymology Explorer