κατελεύσομαι
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
Greek (Liddell-Scott)
κατελεύσομαι: κατελθεῖν: μέλλ. καὶ ἀόρ. τοῦ ῥήμ. κατέρχομαι.