| solidity |
| spark(noun, style, energy, enthusiasm, life) |
| stalwartness(noun, health, force, body, power) |
| strong arm(noun, expression, health, force, body) |
| stuff(noun, feeling, drive, strength, push) |
| substance(noun, health, force, quality, feeling) |
| tenacity(noun, health, force, body, power) |
| vital spark(noun, expression, idiom, person, force) |
| warmth(noun, force, quality, character, strength) |
| wattage(noun, vigor, liveliness, get-up-and-go, oomph) |
| weight(power, strength) |
| well-being(noun, health) |
| wholesomeness(noun, health) |
| ability(noun, activity, action, go, style) |
| agility(noun, activity, go, movement, force) |
| air(noun, force, quality, character, strength) |
| alertness(noun, activity, go, movement, force) |
| alive |
| ambition(noun, drive, push, energy, vigor) |
| amperage |