Mercy killing
Mercy killing noun - The act of killing someone painlessly (especially someone suffering from an incurable illness).
Show all Definitions
Synonyms for Mercy killing
Murder and mercy killing are semantically related. In some cases you can use "Murder" instead a noun phrase "Mercy killing".
Murder
Murder noun - The intentional and unlawful taking of another person's life.
Usage example: arrested for attempting to commit murder
Mercy killing and murder are semantically related. You can use "Mercy killing" instead a noun "Murder".
Cite this Source
Murder and Mercy killing. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/mercy_killing/murder
Mercy killing & Murder. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/mercy_killing/murder>.
Murder or Mercy killing. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/mercy_killing/murder.
Google Ngram Viewer shows how "mercy killing" and "murder" have occurred on timeline