Inexcusable
/ˌɪn.ɪkˈskjuː.zə.bəl/
Synonyms
- irremediable
- inacceptable
- indefensible
- unjustifiable
- unpardonable
Slang Meanings
Totally unacceptable.
That kind of behavior? That’s just inexcusable!
No way to justify it.
His excuses were inexcusable; everyone saw what happened.