"PIE" . "90170" . _:B8f311ff008ef099b9b17ec85334122c9 . "*h₂(e)r(ḱ)‑s" . "Etymology for: arx (la0117)" . "*h₂(e)r(ḱ)‑s" . . _:B8f311ff008ef099b9b17ec85334122c9 "*h₂(e)r(ḱ)‑s" .