εἰκοσίμνως
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)
ων, of twenty minae, ἔρανος Lys.Fr.19.
Spanish (DGE)
-ων de veinte minas ἔρανος Lys.Fr.9.2.
German (Pape)
[Seite 727] von zwanzig Minen; ἔρανος Lys. bei Poll. 9, 57; Lob. Phryn. 554 εἰκοσίμνεως.