Eustathius, Comm. Il., vol. 1, p. 760 (Μάχη δὲ καυστειρὴ μυριαχοῦ τῆς ποιήσεως ἡ θερμὴ καὶ πυρόεσσα κατὰ τὸ «μάχοντο δέμας πυρός». διὸ καὶ δηϊοτής καὶ δηΐς ἡ αὐτὴ, καὶ δήϊος πόλεμος, ἀπὸ τοῦ δαίω τοῦ δηλοῦντος τὸ καίω); ibid., vol. 3, p. 149 (καυστειρὸς γὰρ καὶ πυρόεις ὁ πόλεμος, ὅθεν καὶ δηΐς, ἡ μάχη, παρὰ τὸ δαίω, τὸ καίω); ibid., vol. 4, p. 49 (Ἐκ δὲ τοῦ «δέδηεν» ἡ δηῒς γίνεται. δῆλον γὰρ ὅτι δηΐς ἐστι δαιομένη ἔρις πολέμου); ibid., vol. 2, p. 241 (ἀπὸ τοῦ δαίω γὰρ τὸ δέδηεν, ὅθεν καὶ δαῒς καὶ δηῒς ὁ καυστερὸς πόλεμος); Etym. Symeonis, delta 9 (Δάϊς· ἡ μάχη· ἐν δαῒ λυγρῇ· παρὰ τὸ δαίω, τὸ καίω, ὁ μέλλων δαίσω, ἀποβολῇ τοῦ ω δαίς, καὶ κατὰ διάλυσιν δάϊς· ἢ παρὰ τὸ δαίω τὸ κόπτω καὶ κατὰ διάλυσιν δαΐω, πλεονασμῷ τοῦ ζ δαΐζω, ὁ μέλλων δαΐσω, ἀποβολῇ τοῦ ω, δαΐς); T Schol. Il. 14.387 (δαΐ: δαίω δαίσω δαῒς δαΐ, ὅθεν τὸ „δήϊος“ [unclear: either from δαίω1 "to burn" or from δαίω2 "to cut"])