"PIE" . "89797" . _:B7f8b5298bbcc5ce8ce784e96eddc2335 . "Etymology for: arca (la0099)" . "*h₂r(ḱ)‑h₂‑" . "*h₂r(ḱ)‑h₂‑" . . _:B7f8b5298bbcc5ce8ce784e96eddc2335 "*h₂r(ḱ)‑h₂‑" .