has been massacring

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of massacre (3rd person singular).
  massacre

  noun

  the unnecessary, indiscriminate killing of a large number of human beings or animals, as in barbarous warfare or persecution or for revenge or plunder.

Related Words

• assassination
• bloodbath
• bloodshed
• carnage
• extermination
• genocide
• murder
• slaughter
• slaying