| Rating | Solver | Clue |
|---|---|---|
| IMMUN | Insusceptible | |
| INVULNERABLE | Insusceptible | |
| IMMUNE | Insusceptible | |
| IMPASSIVITY | The quality of being insusceptible of feeling, pain, or suffering; impassiveness. | |
| CASEHARDENED | Hardened against, or insusceptible to, good influences; rendered callous by persistence in wrongdoing or resistance of good influences; -- said of persons. | |
| INSUSCEPTIBLE | ...ffected, or impressed; that can not feel, receive, or admit; as, a limb insusceptible of pain; a heart insusceptible of pity; a mind insusceptib... | |