Opposite words for joyfully:
Usage samples:
  1. Then Philip saw that it was indeed Frank, and his heart beat joyfully.
    "The Young Musician or, Fighting His Way", Horatio Alger.
  2. She opened it joyfully.
    "Winning His Way", Charles Carleton Coffin.
  3. I will joyfully fulfil it," said Ebenstreit.
    "Old Fritz and the New Era", Louise Muhlbach.
  4. I asked, as we sped joyfully away through the oaks, across shade and sunshine.
    "Daisy", Elizabeth Wetherell.