εὐσεβῶς
From LSJ
ὑπὸ δὲ τῆς φιλαυτίας παρηγμένοι ἄλογα φασὶν τὰ ζῷα ἐφεξῆς τὰ ἄλλα σύμπαντα → it is self-love which leads them to say that all the other animals without exception are non-rational
French (Bailly abrégé)
adv.
pieusement, avec des sentiments de piété (religieuse ou filiale, etc.);
Cp. εὐσεβέστερον, Sp. εὐσεβέστατα.
Étymologie: εὐσεβής.
English (Strong)
adverb from εὐσεβής; piously: godly.
English (Thayer)
adverb, piously, godly: ζῆν, Pindar (ἐυσεβεως), Sophocles, Xenophon, Plato, others; 4 Maccabees 7:21 (Fritzsche omits).)
Russian (Dvoretsky)
εὐσεβῶς: ион. εὐσεβέως благочестиво, праведно Pind., Xen., Plat., Dem.: εὐ. ἔχει Soph. пристало, подобает, надлежит.