εὐφρόσυνος
From LSJ
Θέλομεν καλῶς ζῆν πάντες, ἀλλ' οὐ δυνάμεθα → Bene vivere omnes volumus, at non possumus → Gut leben wollen wir alle, doch wir können es nicht
English (LSJ)
η, ον, also ος, ον dub. in AP5.39.6 (Nicarch.), IGRom. 4.416 (Pergam.):—poet. and later Prose for εὔφρων,
A cheery, merry, Ptol.Tetr.166, Vett.Val.15.5, Sammelb.411 (iii/iv A.D.). Adv. -νως in good cheer, Thgn.766. II Act., cheering, making cheerful, Dsc.4.127; νύξ Orph.H.3.5, etc. 2 εὐφρόσυνον, τό, = βούγλωσσον, Plin.HN25.81.
French (Bailly abrégé)
η, ον :
1 joyeux;
2 qui réjouit.
Étymologie: εὔφρων.