ἀνταξιοῦν
From LSJ
ἐγώ εἰμι τὸ ἄλφα καὶ τὸ ὦ, ὁ πρῶτος καὶ ὁ ἔσχατος, ἡ ἀρχὴ καὶ τὸ τέλος → I am the Alpha and the Omega, the first and the last, the beginning and the end
Greek > English (Woodhouse Verbs Reversed)
(see also: ἀνταξιῶ, ἀνταξιόω) claim in return
Lexicon Thucydideum
vicissim requirere, to ask in turn, 6.16.4.