carelessly

/ˈkɛrləsli/
adverb
  1. In a way that shows a lack of attention or thought, often causing mistakes or problems.
    • She carelessly spilled coffee on the important documents.
    • The worker carelessly dropped a tool, damaging the machine below.
    • He carelessly left his phone on the bus and never got it back.
What does "carelessly" mean? | whatsthatwordmean | whatsthatwordmean