shock or disgust
appall - disgust
The word ‘appall’ does more than just express a shocked dismay at somebody or something, it is also heavily associated with a feeling of disgust. It is something you feel so strongly about that you cannot tolerate it, and is most commonly used in relation to a person’s behaviour.
Fiona’s rant in the meeting was extreme enough to appall everybody in the room. She will undoubtedly face disciplinary action.
There’s no point trying to defend Adam. His actions were absolutely appalling.
The company announced that 50 jobs would be cut in the coming weeks. I was appalled at the decision.