愧疚

kuìjiù
to feel guilty; to feel ashamed of oneself; to be remorseful

CEDICT

conscience-stricken; guilty; ashamed

Wiktionary

惭愧内疚。

重編國語辭典

Entry Composition

=1 愧 kuì old variant of 愧 kuì
=1 愧 kuì ashamed
2 疚 jiù
  1. chronic disease
  2. guilt
  3. remorse