| lure(noun, reason, spur, encouragement, motivation) |
| prompt(noun, hint, inspiration) |
| push(noun, trouble, charge, drive, power) |
| urge(noun, feeling, start, pleasure, passion) |
| drive(noun, feeling, power, cause, passion) |
| grounds(noun, cause, reason, object, insult) |
| incitation(noun, charge, drive, cause, drug) |
| urging(noun, support, help, charge, cause) |
| arousal(noun, start, excitement, influence, idea) |
| basis(noun, cause, reason, object, purpose) |
| determinant(noun, cause, reason, object, spur) |
| enticement(noun, reason, spur, encouragement, lure) |
| factor(noun, cause) |
| force(noun, power, cause, strength, push) |
| ground(noun, reason, spur, lure, motivation) |
| bait(noun, reason, spur, encouragement, lure) |
| carrot(noun, reason, spur, encouragement, lure) |
| energy(noun, power, strength, vigor, thrust) |
| excitation(noun, feeling, pleasure, passion, rage) |
| excitement(noun, pleasure, enthusiasm, encouragement, eagerness) |