| spinal column(noun, expression, idiom, back, bone) |
| back(noun, adjective, bone, spine, spinal) |
| strength(noun, support, control, force, body) |
| tenacity(noun, health, force, body, drive) |
| vertebral column(noun, expression, idiom, back, bone) |
| boldness(noun, force, quality, attack, drive) |
| bravery(noun, drive, power, strength, energy) |
| gameness(noun, force, quality, attack, power) |
| resoluteness(noun, support, control, drive, strength) |
| toughness(noun, health, support, control, force) |
| vertebrae(noun, back, bone, column, spine) |
| will(noun, force, quality, drive, character) |
| bottle(noun, spirit, resolve, determination, courage) |
| stability(noun, health, support, control, force) |
| character(noun, nature, force, quality, drive) |
| gutsiness(noun, strength, energy, ability, resolve) |
| hardihood(noun, attack, drive, power, strength) |
| intestinal fortitude(noun, expression, idiom, strength, energy) |
| intrepidity(noun, drive, power, strength, energy) |
| keystone(noun, support, action, base, beginning) |