Usage: 2 forms in 3 verses
Form Translated As     In Verse(s)
πορνείόν your place of harlotry LXX.Ezek.16.31LXX.Ezek.16.39
πορνείασ your places of harlotry LXX.Ezek.16.25

Liddell-Scott-Jones

πορνεῖον (porneion) a place of harlotry TEGMC

πορνεῖον-εῖον, τό,

brothel, [Refs 5th c.BC+]