| mettle(noun, force, quality, drive, character) |
| moxie(noun, activity, creativity, go, force) |
| resilience(noun, strength, vigor, spring, stamina) |
| stimulation(noun, excitement, condition, stress, zeal) |
| fervency(noun, force, power, light, passion) |
| agitation(noun, excitement, condition, vigor, stress) |
| bounce(noun, action, force, quality, style) |
| brawn(noun, health, force, body, power) |
| earnestness(noun, activity, force, quality, feeling) |
| exhilaration(noun, action, force, feeling, light) |
| guts(noun, force, quality, drive, power) |
| industriousness(noun, vigor, determination, application, industry) |
| mana(noun, force, power, influence, authority) |
| oomph(noun, activity, action, go, force) |
| steam(noun, creativity, action, control, go) |
| stoutness(noun, health, force, body, power) |
| thrust(noun, force, drive, impetus, momentum) |
| toughness(noun, health, force, body, power) |
| backbone(noun, health, force, quality, body) |
| bustle(noun, activity, movement, force, plan) |