maniacally

/məˈnaɪəkəli/
adverb
  1. In a way that is wild, excited, or out of control, like someone who is mentally ill or extremely frantic.
    • The fans cheered maniacally when their team scored the winning goal.
    • She typed maniacally to finish her essay before the deadline.
    • He laughed maniacally as he told the scary story.
Antonyms
What does "maniacally" mean? | whatsthatwordmean | whatsthatwordmean