unacceptable
US /ˌʌnɪkˈsɛptəbəl, -æk-/
・UK /ˌʌnəkˈseptəbl/
B1
adjecitve
- Not being or behaving in the correct or right way
Examples
Most people would consider such risks wholly unacceptable.
The cost of these proposed changes makes them unacceptable.