martyr

One who willingly accepts being put to death or willingly accepts challenging and exposing iniquity done to oneself for adhering openly to one's religious beliefs; notably, saints canonized after red martyrdom.

One who sacrifices their life, station, or something of great personal value, for the sake of principle or to sustain a cause.

Someone who exaggerates their pain and suffering in order to gain sympathy.

One who suffers greatly or constantly, even involuntarily.

To make someone into a martyr by putting them to death for adhering to, or acting in accordance with, some belief, especially religious; to sacrifice on account of faith or profession.

To persecute.

To torment; to torture.