"PIE" . "89780" . _:Bc8aeb9341e654eefab7fbc3a7c55e7b9 . "*h₃rdʰ‑ōs;‑os‑" . "Etymology for: arbor (la0098)" . "*h₃rdʰ‑ōs;‑os‑" . . _:Bc8aeb9341e654eefab7fbc3a7c55e7b9 "*h₃rdʰ‑ōs;‑os‑" .