crusader
cru-sa-der
noun
A person who took part in a medieval religious war, or campaigns passionately for a cause.
"She was a tireless crusader for animal rights."
Thesaurus
Synonyms: social reformer, reformist, meliorist, reformer
cru-sa-der
A person who took part in a medieval religious war, or campaigns passionately for a cause.
"She was a tireless crusader for animal rights."
Synonyms: social reformer, reformist, meliorist, reformer