ἀμεταμέλητος
τὸ γὰρ πράττειν τοῦ λέγειν καὶ χειροτονεῖν ὕστερον ὂν τῇ τάξει, πρότερον τῇ δυνάμει καὶ κρεῖττόν ἐστιν (Demosthenes 3.15) → for action, even though posterior in the order of events to speaking and voting, is prior in importance and superior
English (LSJ)
ον,
A not to be repented of or regretted, ἡδονή Pl.Ti. 59d; τὸ πεπραγμένον αὐτοῖς ἀ. γίγνεται Id.Lg.866e; ἀμεταμέλητον ἐστί τί τινι one has nothing to repent of, Plb.21.11.11. 2 having no opportunity of repentance, Just.Nov.129.3. II of persons, unrepentant, feeling no remorse, ἀ. ἀνίατος Arist.EN1150a22, 1166a29. Adv. -τως Them.Or.19.231a, Inscr.Prien.114.
German (Pape)
[Seite 122] keine Reue verursachend, ἡδονή Plat. Tim. 59 d, öfter; πίστις αὐτοῖς ἀμ. ἔσται, sie werden ihre Treue nicht bereuen, Pol. 24, 11; Cic. Att. 7, 3. 13, 52; nicht bereuend, N. T. – Adv. -τως. Themist.