1.
If you say that someone or something is ~, you mean that they are very ugly or unattractive.
She saw a ~ face at the window and screamed.
= monstrous, horrible
ADJ
2.
You can describe an event, experience, or action as ~ when you mean that it is very unpleasant, painful, or difficult to bear.
His family was subjected to a ~ attack by the gang...
= horrendous
ADJ