appalling
1. [ adjective ] causing consternation
Synonyms: dismaying
Examples:

"appalling conditions"

Related terms: alarming
2. [ noun ] an experience that appalls
Examples:

"is it better to view the appalling or merely hear of it?"

Related terms: experience
Similar spelling:   appallingly
  appealing
  Appling
  appealingly
  Applin
  appellant
  Apolinar
  apollinaire