"PIE" . "93023" . _:B734d79a7X3A195d1e795f5X3A2923 . "*ḱs‑tro‑" . "Etymology for: castrum (la0244)" . "*ḱs‑tro‑" . . _:B734d79a7X3A195d1e795f5X3A2923 "*ḱs‑tro‑" .