"PIE" . "124560" . _:Bea6e1573bc87b944bb4a24d157f26b45 . "Etymology for: servus (la1502)" . "*ser‑u‑o‑;*ser‑u‑o/h₂‑" . "*ser‑u‑o‑" . . _:Bea6e1573bc87b944bb4a24d157f26b45 "*ser‑u‑o‑" .