εὐτόνως
From LSJ
Quibus enim nihil est in ipsis opis ad bene beateque vivendum → Every age is burdensome to those who have no means of living well and happily
French (Bailly abrégé)
adv.
avec tension ; avec effort, avec vigueur.
Étymologie: εὔτονος.
English (Strong)
adverb from a compound of εὖ and a derivative of teino (to stretch); in a well-strung manner, i.e. (figuratively) intensely (in a good sense, cogently; in a bad one, fiercely): mightily, vehemently.
English (Thayer)
adverb (from εὔτονος, and this from εὖ and τείνω to stretch (cf. at full stretch, well strung, etc.)), vehemently, forcibly: Xenophon, Hier. 9,6; Aristophanes, Plutarch, 1095; Diodorus, others.)
Russian (Dvoretsky)
εὐτόνως: с напряжением, сильно, усиленно, усердно Arph., Xen., Plut.