44 entries under rigid topic. ×
| impermeable(adjective, set, hard, tough, firm) | |
| inelastic(adjective, hard, tough, solid) | |
| nonporous(hard, tough, solid, inflexible) | |
| rocklike(adjective, firm, stiff, compact) | |
| set(verb, adjective, hard, tough, slight) | |
| stony(adjective, set, strong, hard, firm) | |
| substantial(adjective, close, set, strong, hard) | |
| tough(adjective, set, hard, firm, solid) | |
| callous(adjective, set, strong, hard, firm) | |
| close-grained(adjective, set, hard, tough, firm) | |
| congealed(adjective, set, hard, tough, firm) | |
| impervious(adjective, set, hard, tough, solid) | |
| indurate(adjective, set, strong, hard, firm) | |
| jelled(adjective, set, hard, tough, solid) | |
| strong(adjective, close, set, hard, firm) | |
| adamantine(adjective, set, strong, hard, firm) | |
| durable(adjective, firm, stiff) | |
| fine-grained(hard, tough, solid, inflexible) | |
| indurated(adjective, set, strong, hard, firm) | |
| iron(adjective, set, strong, hard, firm) |
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