# Περὶ ὀρθογραφίας 2.18

Aelius Herodianus, Περὶ ὀρθογραφίας, Book 2, ΚΑΝΟΝΕϹ ΚΑΘΟΛΙΚΟΙ., Περὶ τῆϲ αι διφθόγγου.. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/aelius-herodianus/text-28/2.18

Τὰ διὰ τοῦ αιοϲ ὑπὲρ τρεῖϲ ϲυλλαβὰϲ πρὸ μιᾶϲ τὸν τόνον ἔχοντα μὴ ἔχοντα τὸ λ ἢ τὸ τ, διὰ τῆϲ αι διφθόγγου γράφεται οἷον Ἰουδαῖοϲ, ὀβελιαῖοϲ, ἡμιϲαῖοϲ, Βιθυναῖοϲ, ταλαντιαῖοϲ, ἐναυϲιαῖοϲ. πρόϲκειται «πρὸ μιᾶϲ τὸν τόνον ἔχοντα» διὰ τὸ ἀδελφιδεόϲ, θυγατριδεόϲ ὁ ἀδελφιδοῦϲ καὶ θυγατριδοῦϲ. ταῦτα γὰρ ὀξύνεται καὶ διὰ τοῦ ε ψιλοῦ γράφεται. τὸ νηφαλέοϲ, ἀργαλέοϲ, ϲμερδαλέοϲ ὁ καταπληκτικὸϲ καὶ χαλεπόϲ, ποιητέοϲ, νοητέοϲ διὰ τοῦ ε γράφεται, διότι ἔχει τὸ λ καὶ τὸ τ

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Herodianus, Περὶ ὀρθογραφίας, ed. August Lentz. Text: The Greek Library, from the Perseus Digital Library and other open sources, CC BY-SA 4.0. Changes: apostrophes normalised and the text divided into reading sections by Interlinea.
License: CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Source: https://thegreeklibrary.pages.lisn.upsaclay.fr/works/tlg0087.tlg011.local001/.