harmfully

/ˈhɑrmfəli/
adverb
  1. In a way that causes harm or damage.
    • The chemical was harmfully released into the river.
    • He spoke harmfully about his coworkers, damaging team morale.
    • Some insects can harmfully affect crops if not controlled.
Antonyms
What does "harmfully" mean? | whatsthatwordmean | whatsthatwordmean