unforgivable
adjective /ˌʌnfəˈɡɪvəbl/
/ˌʌnfərˈɡɪvəbl/
- if somebody’s behaviour is unforgivable, it is so bad or unacceptable that you cannot forgive the person synonym inexcusable
- It was an unforgivable thing to say.
- an unforgivable act of violence
- The prime minister described the bombing as unforgivable.
Oxford Collocations DictionaryUnforgivable is used with these nouns:- sin