| application(noun, strength, vigor, heat, service) |
| burn(noun, strength, vigor, heat, service) |
| conductivity(noun, strength, vigor, heat, service) |
| current(noun, strength, vigor, heat, service) |
| dynamism(noun, strength, vigor, heat, service) |
| electricity(noun, strength, vigor, heat, service) |
| force(noun, strength, vigor, heat, service) |
| friction(noun, strength, vigor, heat, service) |
| gravity(noun, strength, vigor, heat, service) |
| heat(noun, strength, vigor, service, liveliness) |
| horsepower(noun, strength, vigor, heat, service) |
| juice(noun, strength, vigor, heat, service) |
| kilowatts(noun, strength, vigor, heat, service) |
| magnetism(noun, strength, vigor, heat, service) |
| potential(noun, strength, vigor, heat, service) |
| pressure(noun, strength, vigor, heat, service) |
| radioactivity(noun, strength, vigor, heat, service) |
| rays(noun, strength, vigor, heat, service) |
| reaction(noun, strength, vigor, heat, service) |
| response(noun, strength, vigor, heat, service) |