ταχύχειρ
From LSJ
αἰὲν ἀριστεύειν καὶ ὑπείροχον ἔμμεναι ἄλλων → always strive for excellence and prevail over others (Iliad 6.208, 11.784)
English (LSJ)
ὁ, ἡ, gen. χειρος,
A quick of hand, nimble, Critias 55.
German (Pape)
[Seite 1077] χειρος, ὁ, ἡ, mit schnellen od. leichten Händen, behend, Critias 46.