διαμφιβάλλω
From LSJ
Πυλάδη, σε γὰρ δὴ πρῶτον ἀνθρώπων ἐγὼ πιστὸν νομίζω καὶ φίλον ξένον τ' ἐμοί → Pylades for indeed I consider you, foremost among men, loyal and kind and a host to me (Euripides' Electra 82-83)
English (LSJ)
A doubt, ὅτι οὐ .. but that... Simp.in Cat.417.5.
Spanish (DGE)
poner en cuestión, discutir περὶ τὴν κατανόησιν τοῦ ὑποκειμένου Gr.Nyss.Eun.2.284, cf. Theod.Lect.Epit.11
•c. complet. c. ὅτι Simp.in Cat.417.5, in Ph.1172.26.