προκόπτειν
From LSJ
Ἴσος ἴσθι πᾶσι, κἂν ὑπερέχῃς τῷ βίῳ → Quamvis superior sorte, da te aequum omnibus → Sei allen gleich, auch wenn du reicher bist
Greek > English (Woodhouse Verbs Reversed)
(see also προκόπτω): advance, improve, gain ground, make headway
Lexicon Thucydideum
promovere, to move forward, advance, 4.60.2, 7.56.3.