1) Irredeemable 2) Permanent 
• (a.) Not to be remedied, corrected, or redressed; incurable; as, an irremediable disease or evil.
Ir`re·me'di·a·ble adjective [ Latin irremediabilis : confer French irrémédiable . See In- not, and Remediable .] Not to be remedied, corrected, or redressed; incurable; as, an irremediable disease or evil. 
[adj] - impossible to remedy or correct or redress
adjective impossible to remedy or correct or redress; `an irremediable error`; `irremediable defects of character`
not admitting of remedy, cure, or repair: irremediable conduct.