ψευδόθυρον
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)
τό,
A false (i.e. secret) door, Cic.Verr.2.2.20, al., Gloss.
German (Pape)
[Seite 1394] τό, falsche Thür, Sp.