Wiktionary
unflecked
a. Not marked with flecks.
Usage examples of "unflecked".
He had the gift of terrible persistence, and with unflecked confidence that his way was the only way he would hold to that way of "making a man" of Bibbs, who understood very well, in his passive and impersonal fashion, that it was a way which might make, not a man, but dust of him.