G0172–ἄκακος–akakos

For men of that stamp are not bondservants of Christ our Lord, but are slaves to their own appetites; and by their plausible words and their flattery they utterly deceive the minds of the simple.

ἀκάκων. akakōn “naive.”

Moreover we needed just such a High Priest as this--holy, guileless, undefiled, far removed from sinful men and exalted above the heavens;

ἄκακος, akakos “innocent,”