unspeakable
adjective /ʌnˈspiːkəbl/
/ʌnˈspiːkəbl/
(literary, usually disapproving)- that cannot be described in words, usually because it is so bad synonym indescribable
- unspeakable suffering
- I hate to think of all the vile unspeakable things he did.
Oxford Collocations DictionaryUnspeakable is used with these nouns:- act
- crime
- horror
- …