ὁμολογητέον
From LSJ
ὃ γὰρ βούλεται, τοῦθ' ἕκαστος καὶ οἴεται → what he wishes to be true, each person also believes to be true | what he wishes, each person also believes
English (LSJ)
A one must allow, Pl.Ti.52a, etc.
Greek (Liddell-Scott)
ὁμολογητέον: ῥημ. ἐπίθ. τοῦ ὁμολογῶ, δεῖ ὁμολογεῖν, Πλάτ. Τίμ. 51Ε, κ. ἀλλ.
French (Bailly abrégé)
adj. verb. de ὁμολογέω.