| pressure(noun, trouble, force, drive, power) |
| caprice(noun, drive, desire, fancy, resolve) |
| inducement(noun, charge, drive, cause, desire) |
| encouragement(noun, charge, drive, cause, excitement) |
| notion(noun, feeling, drive, desire, excitement) |
| propulsion(noun, force, drive, pressure, thrust) |
| provocation(noun, charge, feeling, drive, cause) |
| instinct(noun, nature, drive, character, desire) |
| motive(noun, charge, feeling, drive, cause) |
| proclivity(noun, nature, movement, feeling, character) |
| bent(noun, movement, feeling, drive, desire) |
| catalyst(noun, activity, charge, drive, cause) |
| feeling(noun, nature, action, drive, cause) |
| incitation(noun, charge, drive, cause, drug) |
| instigation(noun, charge, feeling, drive, cause) |
| passion(noun, feeling, drive, cause, pleasure) |
| pulse(noun, pressure, nerve, stimulus, throb) |
| shock(noun, pressure, stimulus, throb, propulsion) |
| stimulant(noun, charge, cause, drug, reason) |
| whimsy(noun, drive, desire, fancy, resolve) |