*u̯e(r)‑u̯er‑
http://lila-erc.eu/data/lexicalResources/BrillEDL/id/etymon/pie1439 an entity of type: Etymon
*u̯e(r)‑u̯er‑ (vel sim.)
Etymology for: vīverra (la1855)
blank nodes
*u̯e(r)‑u̯er‑