malicious

adjective
ma*li*cious \ mə-ˈli-shəs \
13th century
  • having or showing a desire to cause harm to someone : given to, marked by, or arising from malice

malicious mischief

noun
malicious mischief \
1769
  • willful, wanton, or reckless damage to or destruction of another's property
Powered by Merriam-Webster