lacking any sense of shame: immodest; audacious.

What does shamelessness mean?

1 : having no shame : insensible to disgrace a shameless braggart. 2 : showing lack of shame the shameless exploitation of workers.

What does shamelessly bold mean?

1 brazen, indecent, impudent, bold, unabashed, unashamed. 2 hardened, unprincipled, corrupt.