"PIt" . "130531" . _:B105dfcf4ec083b2feea29575a3eda6cc . "*omb‑(e/o)l‑ >> *omb‑elo‑" . "Etymology for: umbilīcus (la1724)" . "*omb‑(e/o)l‑" . . _:B105dfcf4ec083b2feea29575a3eda6cc "ombi-lo-" . _:B105dfcf4ec083b2feea29575a3eda6cc "*omb‑elo‑" . _:B105dfcf4ec083b2feea29575a3eda6cc "*omb‑(e/o)l‑" . _:B105dfcf4ec083b2feea29575a3eda6cc "*ombi-" .