'Bold' in the Bible

Then Abraham answered and said, "Look, please, I was bold to speak to my Lord, but I [am] dust and ashes.

And he said, "Please, now, I was bold to speak to my Lord. What if twenty be found there?" And he answered, "I will not destroy [it] for the sake of the twenty."

And Joshua said to them, "Do not be afraid or dismayed! Be strong and bold, for thus Yahweh will do to all your enemies whom you [are] about to fight.

And [if my head] grows bold, you would hunt me as the lion in its prime; {and you repeat your exploits against me}.

The wicked flee, but no one pursues, but the righteous is bold like a lion.