"PIE" . "124491" . _:Bd3efe87fc3eb3be2cff435614e886554 . "Etymology for: sērius (la1495)" . "*seh₁‑ro‑" . "*seh₁‑ro‑" . . _:Bd3efe87fc3eb3be2cff435614e886554 "*seh₁‑ro‑" .