ἀκάμᾰτος · akamatos — LSJ
without sense of toil, hence,
untiring, unresting, in Hom. always epith. of fire, Il. 5.4, Od. 20.123, al.; ἄνεμοι Emp. 111.3; σθένος A. Pers. 901; ἅλς B. l.c.; ἀ. γῆ earth that never rests from tillage, or inexhaustible, S. l.c.:—neut. ἀκάματα as Adv., Id. El. 164 (lyr.).
not tired, χείρ Hp. Fract. 3; ὄμματα B. 18.20.
metaph., δόξα 12.178; πρόνοια Stoic. 1.125.
Act., not tiring, Aret. CD 2.13. Adv. -τως, in Comp., less painfully, Hp. Mul. 1.1:—also -τεί Hsch. s.v. ἀκμητί. [ᾰκᾰμᾰτος S. El. 164; but first syll. long in dactylic verse.]