"PIE" . "130531" . _:B93593520c895dca65b7ca53c7dd1c82c . "Etymology for: umbilīcus (la1724)" . "*h₃nbʰ‑(e/o)l‑" . "*h₃nbʰ‑(e/o)l‑" . . _:B93593520c895dca65b7ca53c7dd1c82c "*h₃nbʰ‑(e/o)l‑" .