brazen >> /ˈbreɪzən/
Definition: [transitive verb] Endure an embarrassing or difficult situation by behaving with apparent confidence and lack of shame.
Example: there was nothing to do but brazen it out
Definition: [adjective] Bold and without shame.
Example: he went about his illegal business with a brazen assurance
Definition: [adjective] Made of brass.
Example: brazen fire irons