appal
verb
[ əˈpɔːl ]
• greatly dismay or horrify.
• "bankers are appalled at the economic incompetence of some ministers"
Similar:
horrify,
shock,
dismay,
distress greatly,
outrage,
scandalize,
alarm,
make someone's blood run cold,
disgust,
repel,
revolt,
sicken,
nauseate,
offend,
Origin:
Middle English: from Old French apalir ‘grow pale’, from a- (from Latin ad ‘to, at’) + palir ‘to pale’. The original sense was ‘grow pale’, later ‘make pale’, hence ‘horrify’ (late Middle English).