| subjection(noun, trouble, power, strength, energy) |
| tension(noun, trouble, power, strength, energy) |
| trouble(noun, power, strength, energy, strain) |
| velocity(noun, trouble, power, strength, energy) |
| vigor(noun, trouble, power, strength, energy) |
| what it takes(noun, expression, idiom, trouble, power) |
| ability(noun, power, strength, energy, vigor) |
| ardor |
| authority(noun, power, strength, energy, vigor) |
| bite(noun, power, strength, energy, vigor) |
| capability(noun, power, strength, energy, vigor) |
| cogency(noun, power, strength, energy, vigor) |
| competence(noun, power, strength, energy, vigor) |
| determination(noun, power, strength, energy, vigor) |
| devotion |
| dominance(noun, power, strength, energy, vigor) |
| drive(noun, power, strength, energy, vigor) |
| eagerness |
| earnestness |
| effect(noun, power, strength, energy, vigor) |