τράγειος
From LSJ
τὸν αὐτὸν ἔρανον ἀποδοῦναι → pay him back in his own coin, repay him in his own coin, pay someone back in their own coin, pay back in someone's own coin, give tit for tat, pay back in kind
English (LSJ)
[ᾰ], α, ον,
A = τράγεος, of or from a he-goat, κρέα, κρέας, Gal. 6.486, Philostr. Gym.43; στέαρ Dsc.2.76.18; αἷμα PHolm.7.30 (-ιον Pap.), 10.6; ἡ τραγείη (sc. δορά) a goat's skin, Theoc.5.51.
German (Pape)
[Seite 1132] vom Bocke, ihm gehörig; ἡ τραγείη, sc. δορά, Bocksfell, Theocr. 5, 51, l. d.
Greek (Liddell-Scott)
τράγειος: [ᾰ], -α, -ον, ὡς τὸ τράγεος, ὁ τοῦ τράγου, τραγήσιος, τῶν κρεῶν τὰ βόειά τε καὶ ταύρεια καὶ τράγεια Φιλοστρ. Γυμναστ. σελ. 4 Kayser, Κλήμ. Ἀλεξ. 850· ἡ τραγείη (ἐξυπακ. δορά), δέρμα τράγου, Θεόκρ. 5. 51.