I.well, Lat. bene, opp. to κακῶς, Hom., etc.; with another adv., εὖ καὶ ἐπισταμένως well and workmanlike, Hom.; so, εὖ κατὰ κόσμον well and in order, Il.:—also, luckily, happily, well off, Od.:—in Prose, εὖ ἔχειν to be well off, attic;c. gen., εὖ ἥκειν τοῦ βίου to be well off for livelihood, Hdt.
3.with Adjectives or Adverbs, to add to their force, εὖ πάντες, like μάλα πάντες, Od.; εὖ μάλα id=Od.; εὖ πάνυ Ar.; εὖ σαφῶς Aesch.
III.as the Predicate of a propos., τί τῶνδ᾽ εὖ; which of these things is well? id=Aesch.; εὖ εἴη may it be well, id=Aesch.
IV.in Compos., it has all the senses of the adv., but commonly implies greatness, abundance, prosperity, easiness, opp. to δυσ-. (Like α- privat., Lat. in-, δυσ-, it is properly compounded with Nouns only, Verbs beginning with εὖ being derived from a compd. Noun, as, εὐπαθέω from εὐπαθής. εὐ-δοκέω is an exception.)
