köken: Etymology tree Proto-Indo-European *sek-? Proto-Indo-European *-éyti Proto-Indo-European *skey-der. Latin sciō Latin sciēns Proto-Indo-European *-yós Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ia Latin scientialbor. Old French science Middle French science French science Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek…