unreformable

Adjective unreformable has 2 senses

• unreformable(s = adj.all) irreclaimable, irredeemable, unredeemable - insusceptible of reform; "vicious irreclaimable boys"; "irredeemable sinners"
• unreformable(s = adj.all) unregenerate - unrepentant and incapable of being reformed; "an unregenerate criminal"