noun / adjective
renegade
REN-uh-gayd/ˈrenɪɡeɪd/
A person who rejects an allegiance or defies established authority.
The renegade removes the team's armband and walks away from the group.

Etymology
Spanish renegado originally described a Christian who became Muslim. English renegade probably derives from this word, broadening from someone who abandons a religious faith to someone who deserts a group or cause.
In context
the renegade effected his readmission into the body of the Church and was reconciled with it
More examples
- A renegade officer refuses to follow the commander's orders.
- The renegades abandon their faction and join its rivals.
- His former congregation calls him a renegade for rejecting its teachings.
Forms
renegade · renegades