_:B667b0e5de68cf7d1c1c65bd1eddea8ed "*h₁elḱ‑os" . "PIE" . "130486" . _:B667b0e5de68cf7d1c1c65bd1eddea8ed . "*h₁elḱ‑os" . "Etymology for: ulcus (la1719)" . "*h₁elḱ‑os" . .