ἔγγαστρα

From LSJ

εἰς ὁδόν ἐθνῶν μὴ ἀπέλθητε → go not into the way of the Gentiles (Matthew 10:5)

Source

Spanish (DGE)

-ων, τά profundidades de una prisión A.Tit.p.551 (cj.).