αὐτάρκης
Etym. ἀρκέω
"sufficient in oneself, having enough, independent" of others, Hdt., Plat.; νηδὺς αὐτάρκης "acting of itself", Aesch.; χώρα αὐτ. a country "that supplies itself, independent of imports", Thuc.; αὐτ. πρός τι "strong enough" for a thing, id=Thuc., Xen.; c. inf. "able of oneself to do" a thing, Dem.; αὐτ. βοή "a sufficient, vigorous" shout, Soph.