In a terrible manner
(Adverb)
Synonyms:
  1. outrageously
  2. terribly
  3. awfully
  4. abominably
  5. bestially
  6. contemptibly
  7. despicably
  8. detestably
  9. devilishly
  10. disgustingly
  11. abysmally
  12. execrably
  13. fiendishly
  14. foully
  15. grossly
  16. heinously
  17. horridly
  18. infamously
  19. rottenly
  20. loathsomely
  21. nauseatingly
  22. nefariously
  23. obnoxiously
  24. odiously
  25. pettily
  26. scandalously
  27. scurvily
  28. sharkishly
  29. slaveringly
  30. sordidly
  31. unhumanly
  32. vilely
  33. wolfishly