Word: 愧疚 (kuìjiù) 愧疚 dictionary entry kuìjiù to feel guilty Full dictionary entry for 愧疚 Example sentences using 愧疚 2 sentences, showing page 1 of 1. 你为什么看起来这么愧疚？ Nǐ wèishénme kànqǐlai zhème kuìjiù? Why do you look so guilty? 没陪在妈妈身边，我很愧疚。 Méi péi zài māma shēnbiān, wǒ hěn kuìjiù. I feel guilty for not being by my mom's side.