| real property(noun, expression, idiom) |
| riveted(adjective, strong, secure, still, substantial) |
| self-willed(adjective, difficult, determined, resolute, stubborn) |
| severe(adjective, strong, hard, tough, cruel) |
| stony |
| tough(adjective, mean, strong, hard, determined) |
| true(adjective, firm, fixed, resolute, persistent) |
| uncompliant(adjective, hard, firm, determined, resolute) |
| unfaltering(adjective, firm, solid, stable, fixed) |
| unruly(adjective, tough, difficult, obstinate, stubborn) |
| unshaken(adjective, firm, solid, stable, fixed) |
| at a standstill(expression, idiom, still, fixed, motionless) |
| bullheaded(adjective, strong, hard, tough, difficult) |
| changeless(adjective, set, firm, solid, still) |
| contumacious(adjective, determined, fixed, inflexible, obstinate) |
| durable(adjective, strong, secure, firm, solid) |
| emotionless(adjective, detached, blank, unfeeling, impassive) |
| faithful(adjective, firm, intense, true, fixed) |
| flinty(adjective, strong, hard, tough, sturdy) |
| frozen(adjective, still, fixed, motionless, stationary) |