| fast(adjective, strain, firmness, labour, hardiness) |
| constant(adjective, strain, firmness, labour, hardiness) |
| enduring(adjective, strain, firmness, labour, hardiness) |
| permanent(adjective, strain, firmness, labour, hardiness) |
| stout(adjective, strain, firmness, labour, hardiness) |
| substantial(adjective, strain, firmness, labour, hardiness) |
| resist(verb, adjective, strain, firmness, labour) |
| stubborn(adjective, characteristic, quality, hard, determined) |
| repellent(adjective, proof, unaffected, resilient, impervious) |
| obstinate(adjective, determined, resolute, rigid, stubborn) |
| defiant(adjective, antagonistic, unwilling, unruly, opposed) |
| impervious(adjective, strong, tough, resist, sturdy) |
| pacifist |
| resistive(adjective, resist, resistance, secretive, experimental) |
| rebellious(adjective, antagonistic, unwilling, unruly, opposed) |
| recalcitrant(adjective, awkward, resistance, stubborn, forced) |
| tough(adjective, strong, hard, fit, firm) |
| insubordinate(adjective, defiant) |
| obdurate(adjective, hard, determined, resolute, unfeeling) |
| resisting(adjective, resist, resistance, obstinate, opposing) |