| vigor(noun, force, drive, power) |
| virility(noun, activity, style, drive) |
| activity(noun, drive, power, strength) |
| animation(noun, activity, style, drive) |
| application(noun, activity, drive, power) |
| ardor(noun, activity, drive, power) |
| birr(noun, activity, force, drive) |
| dash(noun, activity, style, drive) |
| dynamism(noun, power, strength, energy) |
| endurance(noun, activity, drive, power) |
| enterprise(noun, activity, drive, power) |
| exertion(noun, activity, drive, power) |
| fire(noun, activity, style, drive) |
| fortitude(noun, activity, drive, power) |
| get-up-and-go(noun, activity, style, drive) |
| gusto(noun, energy, vigor, enthusiasm) |
| hardihood(noun, activity, force, drive) |
| initiative(noun, activity, drive, power) |
| intensity(noun, activity, style, drive) |
| juice(noun, activity, force, style) |