_:B9668c98693ee758b9eac1e6876479cb1 "*si‑sd‑e/o‑" . "PIE" . "127412" . _:B9668c98693ee758b9eac1e6876479cb1 . "*si‑sd‑e/o‑" . "Etymology for: sīdō (la1512)" . "*si‑sd‑e/o‑" . .