Synonyms for Ill-usage:

• n.

  •abuse (noun)
  • abuse.
  •ill-treatment (noun)
  • ill-treatment.
  •ill-usage (noun)
  • maltreatment.
  •Other relevant words: (noun)
  • mistreatment.

• Other synonyms:

  •Other relevant words (noun):
  • revilement,
  • injury,
  • insult,
  • contumely,
  • vilification,
  • outrage,
  • misuse,
  • violation,
  • atrocity,
  • violence.