torturing

Adjective

• extremely painful

Noun

• the deliberate, systematic, or wanton infliction of physical or mental suffering by one or more persons in an attempt to force another person to yield information or to make a confession or for any other reason
  • it required unnatural torturing to extract a confession
    

Related words

• Synonyms: 
  agonizing , agonising , excruciating , harrowing , torturous , torturesome , torture