σκυθράζειν
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: σκυθράζω) look angry, look gloomy, look sullen