"PIE" . "130531" . _:Be06fbd1235f813eec857100f3d12ae1b . "Etymology for: umbilīcus (la1724)" . "*h₃nbʰ‑(e/o)l‑" . "*h₃nbʰ‑(e/o)l‑" . . _:Be06fbd1235f813eec857100f3d12ae1b "*h₃nbʰ‑(e/o)l‑" .