appallingly

/əˈpɔlɪŋli/
adverb
  1. In a way that is very bad, shocking, or unpleasant.
    • The room was appallingly messy after the party.
    • The project was appallingly mismanaged from the start.
    • He behaved appallingly toward his coworkers.
Antonyms
What does "appallingly" mean? | whatsthatwordmean | whatsthatwordmean