| hardened(verb, adjective, set, hard, tough) |
| coagulated(verb, adjective, set, solid, heavy) |
| congealed(verb, adjective, set, hard, tough) |
| set(verb, adjective, hard, tough, firm) |
| jelled(verb, adjective, set, hard, tough) |
| firm(adjective, set, hard, solid, heavy) |
| hard(adjective, set, tough, firm, solid) |
| petrified(verb, adjective, set, firm, solid) |
| solid(adjective, set, hard, tough, firm) |
| stiffened(verb, adjective, hardened) |
| concrete(adjective, set, hard, tough, firm) |
| consolidated(verb, adjective, set, firm, solid) |
| stiff(adjective, set, hard, tough, firm) |
| thickened(verb, adjective, set, firm, solid) |
| calcified(adjective, set, firm, solid, hardened) |
| clotted(verb, adjective, set, solid, heavy) |
| compact(adjective, set, hard, tough, firm) |
| concreted |
| condensed(verb, adjective, set, hard, tough) |
| fossilized |