"PIE" . "115160" . _:B30fa8ec5e556c6228cefff6849778d4d . "*h₁op‑eie‑" . "Etymology for: optō (la1155)" . "*h₁op‑eie‑" . . _:B30fa8ec5e556c6228cefff6849778d4d "*h₁op‑eie‑" .