"PIE" . "103898" . _:B734d79a7X3A195d1e795f5X3AX2D6409 . "*bʰrus‑to‑" . "Etymology for: frustum (la0643)" . "*bʰrus‑to‑" . . _:B734d79a7X3A195d1e795f5X3AX2D6409 "*bʰrus‑to‑" .