compunctious

/kəmˈpʌŋkʃəs/
adjective
  1. Feeling guilt or regret about something one has done.
    • He was compunctious after yelling at his little brother.
    • She felt compunctious about forgetting her friend's birthday.
    • The compunctious student apologized for cheating on the test.
Antonyms
What does "compunctious" mean? | whatsthatwordmean | whatsthatwordmean