crusade
/ˈkrusɛd/Definitions
1. noun
A long, organized effort to achieve something, especially a noble or moral goal.
“The charity launched a crusade to raise awareness about hunger in Africa.”
2. noun
A series of military campaigns, especially one led by the Pope.
“The Crusades were a series of bloody and brutal military campaigns.”
3. verb
To campaign vigorously for a particular cause or policy.
“She crusaded against the unfair labor laws in her community.”
4. verb
To fight or contend against something.
“The team crusaded against the opposing team’s strong offense.”