brazen-faced

She said Moon’s “illogical and brazen-faced” comments echoed the U.S. stance.

“Such illogical and brazen-faced behaviour of South Korea is exactly the same as the gangster-like logic of the U.S.,”

And, because mediums frequently descend to the most brazen-faced imposture, it would not be less absurd to conclude that mediumship has no existence.

Thou brazen-faced Head, hath my master tooke all these paines about thee, and now dost thou requite him with two words, Time is?

I know you have, and so do you; but you're one of those brazen-faced old sinners who would go to the gallows with a lie on your lips.