뻔뻔한

In a sentence

• 그는 뻔뻔하게 거짓말을 했다.

  He brazenly lied.

  Here, '뻔뻔한' describes the audaciously shameless attitude of the subject.

• 뻔뻔한 행동은 종종 사람들을 화나게 할 수 있습니다.

  Brazen behavior can often anger people.

  In this case, '뻔뻔한' qualifies the behavioral — specifically shameless or audacious — nature.

• 그녀는 뻔뻔한 표정을 지었다.

  She made a brazen facial expression.

  Here, '뻔뻔한' is attributed to a facial expression, demonstrating a lack of shame or respect.