| durability(noun, health, force, body, power) |
| enthusiasm(noun, energy, vigor, gusto) |
| exuberance(noun, power, strength, energy, spirit) |
| good health(noun, expression, idiom, health, strength) |
| gusto(noun, energy, vigor) |
| hardihood(noun, form, health, strength, energy) |
| hardness(noun, strength, toughness, solidity) |
| heftiness(noun, force, strength, meat, sturdiness) |
| interest |
| intestinal fortitude(expression, strength, toughness, sturdiness) |
| jazziness |
| joie de vivre(expression, idiom, strength, energy, vivacity) |
| life(noun, strength, energy, spirit, intensity) |
| mental wellness(noun, expression, health, strength, energy) |
| moxie(noun, power, strength, energy, punch) |
| muscle(noun, health, force, body, power) |
| muscularity(noun, power, strength, punch, muscle) |
| nerve(noun, health, force, body, power) |
| obstinacy |
| peppiness |