| stimulant(noun, start, drug, substance, urge) |
| excitative |
| excitatory |
| impulse(noun, drive, start, drug, desire) |
| spur(noun, feeling, drive, drug, passion) |
| stimulative |
| stimulus(noun, start, drug, beginning, incentive) |
| analeptic(noun, drug, remedy, upper, alcohol) |
| catalyst(noun, feeling, drive, start, drug) |
| incentive(noun, start, drug, beginning, stimulus) |
| irritant(noun, spur, motivator) |
| stimulating |
| activation(noun, start, urge, beginning, stimulus) |
| actuation(noun, feeling, drive, start, passion) |
| appeal(noun, feeling, drive, passion, desire) |
| bent(noun, feeling, drive, passion, desire) |
| caprice(noun, feeling, drive, passion, desire) |
| desire(noun, feeling, drive, passion, resolve) |
| disposition(noun, feeling, drive, passion, desire) |
| drive(noun, feeling, passion, desire, resolve) |