Where does “пласа” come from?

пласа (Old Church Slavonic) comes from Proto-Slavic polsa, from Proto-Balto-Slavic palśā́ˀ, from Proto-Indo-European polḱéh₂ — arable land.

Ancestry of “пласа”, step by step

StepLanguageWordMeaning
1Proto-Slavicpolsastrip
2Proto-Balto-Slavicpalśā́ˀ—
3Proto-Indo-Europeanpolḱéh₂arable land

Words derived from “пласа”

Every word from Proto-Indo-European polḱéh₂ →Every word from Proto-Balto-Slavic palśā́ˀ →Every word from Proto-Slavic polsa →