Compare and contrast https://en.wiktionary.org/wiki/euphemism_treadmill https://en.wiktionary.org/wiki/euphemism_treadmill 'Idiot' and 'retard' didn't start ou

Compare and contrast https://en.wiktionary.org/wiki/euphemism_treadmill https://en.wiktionary.org/wiki/euphemism_treadmill 'Idiot' and 'retard' didn't start out as pejorative either.