Tom was appalled.

I'm appalled at how badly those children behave.

Sami didn't deserve to die in this appalling way.

This is simply appalling.

The results were appalling.

I'm appalled. You leave me speechless.

I'm appalled by such ignorance.

Everyone was appalled.

My long-term memory is excellent, but my short-term memory is appalling — sorry, did I tell you that already?

It constantly appalls me how stupid he can be.