| continuity(noun, character, strength, trait, resolution) |
| retentivity(noun, character, trait, firmness) |
| stoutness(noun, character, trait, firmness) |
| hardness(noun, support, control, character, strength) |
| perdurability(noun, perseverance, steadfastness, constancy) |
| durability(noun, support, control, time, strength) |
| persistency(noun, stability, consistency, fixidity) |
| fixity(noun, stability, consistency, fixidity) |
| unalterability(noun, character, condition, constancy) |
| overstability(noun, character, trait, firmness) |
| immutability(noun, strength, resolution, fortitude, stamina) |
| steadfastness(noun, support, control, strength, balance) |
| imperishability(noun, character, strength, trait, will) |
| consistency(noun, character, trait, will, stability) |
| dead-level(noun, character, condition, constancy) |
| inalterability(noun, character, condition, constancy) |
| oneness(noun, character, condition, constancy) |
| uniformity(noun, honor, character, trait, will) |
| continuum(noun, character, trait, will, endurance) |
| perennity(noun, character, trait, will, perpetuity) |