εὐκρατῶς
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
English (LSJ)
Adv. (Adj. -κρᾰτής is not found)
A firmly, fast, ἔχειν τι Arist.Pr.875a22; cf. δυσκρατής.
German (Pape)
[Seite 1076] ἔχει, Arist. probl. 3, 26, adv. von dem nicht vorkommenden εὐκρατής, festhaltend, se st.