shameless
🇺🇸
/ˈʃeɪmləs/
🇬🇧
/ˈʃeɪmləs/
not feeling bad about doing something wrong that others think is bad
He was shameless when he lied about his mistake and didn't apologize.
他在对自己的错误撒谎且不道歉时毫无羞耻感。