Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
πρόπαπποι their forefathers LXX.Exod.10.6

Liddell-Scott-Jones

πρόπαππος (propappos) a forefather G:N-M

πρόπαππος, ,

great-grandfather, [Refs 5th c.BC+]

__2 grandfather, [Refs 2nd c.AD+]