| drive(noun, feeling, passion, push, desire) |
| engenderer(noun, desire, urge, spur, lure) |
| engine(noun, power, fuel, causes) |
| enticement(noun, reason, spur, lure, stimulus) |
| excitant(noun, feeling, drive, start, drug) |
| exciter(noun, desire, urge, spur, lure) |
| facilitation(noun, power, agent, motive) |
| facilitator(noun, spur, incentive, promoter, organizer) |
| fermentation(noun, power, agent, motive) |
| fission(noun, desire, urge, spur, lure) |
| fomentation(noun, power, agent, motive) |
| goading(noun, power, agent, motive) |
| gun(noun, substance, agent, chemical) |
| impulsion(noun, feeling, drive, passion, push) |
| inspiration(noun, feeling, drive, passion, desire) |
| inspirer(noun, desire, urge, spur, lure) |
| instigation(noun, charge, drive, cause, desire) |
| introducer(noun, desire, urge, spur, lure) |
| maker(noun, desire, urge, spur, lure) |
| matter(noun, agent, chemistry, chemical reactor) |