| hardhearted(adjective, hard, unfeeling, unsympathetic, hardened) |
| indurate(adjective, set, firm, solid, hardened) |
| ironed |
| petrified(verb, adjective, set, firm, solid) |
| proof against(verb, phrasal verb, insensibility) |
| solidified(verb, adjective, set, firm, solid) |
| stony(adjective, hard, unfeeling, unsympathetic, hardened) |
| strengthened |
| unfeeling(noun, adjective, hard, unsympathetic, hardened) |
| accustomed(adjective, hard, unfeeling, unsympathetic, prepared) |
| apathetic(adjective, hard, unfeeling, unsympathetic, hardened) |
| backed |
| benumbed(adjective, hard, unfeeling, unsympathetic, prepared) |
| bladed |
| branded |
| caked(adjective, set, firm, solid, hardened) |
| cemented(adjective, set, firm, solid, hardened) |
| coldhearted(adjective, hard, unfeeling, unsympathetic, prepared) |
| compact(adjective, set, firm, solid, hardened) |
| compressed(adjective, set, firm, solid, hardened) |