irritatingly

/ˈɪr.ɪ.teɪ.tɪŋ.li/
adverb
  1. In a way that causes annoyance or anger.
    • He was irritatingly slow at getting ready.
    • The alarm clock beeped irritatingly until he finally turned it off.
    • The song got stuck in her head, playing irritatingly over and over.
Antonyms