crusader
UK: kruːˈseɪdə | US: kruːˈseɪdər
n. 1. A person who participates in a crusade, especially a medieval Christian military campaign.
n. 2. A vigorous advocate or fighter for a cause, often with moral or ideological fervor.
The word "crusader" derives from "crusade," which originated from the Latin "crux" (cross). Medieval Christian warriors sewed crosses onto their garments, symbolizing their participation in holy wars to reclaim Jerusalem. Over time, "crusader" expanded beyond its historical context to describe anyone passionately championing a cause, reflecting the original fervor of the medieval campaigns.
The crusaders marched toward Jerusalem under the banner of the cross.
She became a crusader for environmental justice, tirelessly advocating for policy changes.
The documentary highlighted the legacy of the 12th-century crusaders.
As a crusader against corruption, he exposed several scandals in the government.
Modern crusaders often use social media to rally support for their causes.