'Shamelessly' in the Bible

Then David returned to bless his household. And Michal the daughter of Saul came out to meet David, and said, How glorious was the king of Israel to day, who uncovered himself to day in the eyes of the handmaids of his servants, as one of the vain fellows shamelessly uncovereth himself!

I'm going to act more shamelessly than this, even to humbling myself in my own eyes. Now as to the women staff members about whom you have spoken, they are to hold me in honor!"

“Upon a high and lofty mountainYou have [openly and shamelessly] made your [idolatrous and adulterous] bed;Even there you went up to offer sacrifice [to idols, in spiritual unfaithfulness to Me].