noun / verb
martyr
MAR-ter/ˈmɑːrtər/
Someone killed or made to suffer for a belief or cause, or the act of inflicting that suffering.
The imprisoned campaigner becomes a martyr for his cause.

Etymology
Greek martys meant a witness. In Christian use, it came to mean a person whose death bore witness to faith, and the meaning later broadened to suffering or dying for any belief or cause.
In context
He was murdered because he called for Black voting rights and therefore I think it is appropriate for us in the 21st century to regard Lincoln as a martyr to Black civil rights
More examples
- The regime martyred several dissidents.
- They remembered the martyrs at the ceremony.
- The story describes people martyred for their beliefs.
Forms
martyr · martyrs · martyred · martyring