
Appal
Emotionally strong
Use 'appal' to express a strong emotional reaction, stronger than 'upset' or 'unhappy'.
She was appalled by the animal cruelty she witnessed.
Negative events
'Appal' is often associated with negative or disturbing events or behaviors.
The corruption in the organization appalled him.
Intensity matters
Choose 'appal' if the situation is extreme enough to shock or horrify, rather than mildly disturb.
The extent of the poverty in the city appalled the visitors.