| stimulus(noun, trouble, charge, drive, power) |
| torment(verb, upset, break, trouble, get) |
| vigour |
| vitality(noun, action, go, style, drive) |
| work(noun, verb, activity, press, touch) |
| bear(verb, force, press, crush, block) |
| bearing(noun, force, advance, attack, offensive) |
| blow(noun, verb, move, act, go) |
| bother(verb, upset, break, trouble, get) |
| break(verb, upset, trouble, get, work) |
| bug(verb, upset, break, trouble, get) |
| bunt(noun, verb, force, drive, start) |
| constraint(noun, strain, effort, exertion) |
| drag(verb, move, action, act, movement) |
| dynamism(noun, creativity, trouble, drive, power) |
| eagerness(noun, activity, creativity, end, drive) |
| endeavor(noun, verb, activity, performance, work) |
| excite(verb, make, drive, cause, encourage) |
| foment(verb, make, drive, encourage, provoke) |
| gumption(noun, creativity, action, drive, power) |