What does it mean to be mentally tortured? What does the expression 'mental torture' & mental suffering mean? How can somebody suffer 'mentally'??

The act of inflicting excruciating pain, as punishment or revenge, as a means of getting a confession or information, or for sheer cruelty.

The term 'torture' means any act by which severe pain or suffering, whether physical or mental, is intentionally inflicted on a person.

Hurting some one with action, words so that a person get mentally disturb and and disappointed.

A psychological disorder of thought or emotion; a more neutral term than mental torture.

Psychological abuse, also referred to as emotional abuse or mental torture.