Main entry: unreformable, unregenerate
Definition: unrepentant and incapable of being reformed
Usage: an unregenerate criminal
Main entry: unregenerate, unregenerated
Definition: not reformed morally or spiritually
Usage: unregenerate human nature; unregenerate conservatism
Main entry: unregenerate, obstinate, stubborn
Definition: tenaciously unwilling or marked by tenacious unwillingness to yield