| boost(noun, charge, cause, spur, stimulus) |
| call(noun, cause, reason, ground) |
| character(noun, force, quality, drive, strength) |
| comfort |
| demand |
| determination(noun, drive, character, strength, energy) |
| direction |
| duress(noun, compulsion) |
| excitation(noun, feeling, pleasure, passion, rage) |
| excitement(noun, pleasure, enthusiasm, encouragement, eagerness) |
| fillip(noun, charge, cause, boost, spur) |
| focus |
| force(noun, quality, drive, character, strength) |
| foundation(noun, cause, reason, element, matter) |
| goal(noun, cause, purpose, basis, justification) |
| goods(noun, drive, push, energy, determination) |
| hunger(noun, drive, determination, enthusiasm, inspiration) |
| impulsion(noun, feeling, drive, passion, desire) |
| inflatus(noun, excitement, influence, idea, spur) |
| inner-direction |