1. papiliO — de Vaan
papiliO 'moth, butterfly' [m, n] (Ov.+) Pit *pV(l)pVl·. IE cognates: OPr.penpalo 'quail', OPr.pepelis, \pV\pippalins 'bird', Lith.piepala* Latv. paipala, Ru. perepel, Cz. prepel, kfepel 'quail', OIc. fifrildi, OEfifealde,OHG fifaltra, MHGfifalier 'butterfly7 < VGm.*fifalor6n*. Pa-pilid can reflect reduplication of a root *pl- 'to fly, flutter', which has also served to build the word for 'quail' in BSL and … — [de Vaan, s.v. papiliO, p. 458]