ἀναμφήριστος
From LSJ
αἰὲν ἀριστεύειν καὶ ὑπείροχον ἔμμεναι ἄλλων → always strive for excellence and prevail over others (Iliad 6.208, 11.784)
English (LSJ)
ον,
A = ἀναμφίβολος, Hsch.
German (Pape)
[Seite 198] unbestritten, gewiß, Nonn. – Adv -ίστως, Clem. Al.