καταστύφω
From LSJ
Αὐτάρκης ἔσῃ, ἂν μάθῃς τί τὸ καλὸν κἀγαθόν ἐστι → You will be contented with your lot if you learn what the honourable and good is
English (LSJ)
[ῡ],
A astringe: metaph. in Pass., of a person, αὐστηρὸς καὶ κατεστυμμένος Men.Rh.p.389S.; τὸ κατεστ. sourness, harshness, Plu.Cat.Mi.46.