| Rating | Solver | Clue |
|---|---|---|
| EXERTION | Physical effort | |
| WORK | Exertion of strength or faculties; physical or intellectual effort directed to an end; industrial activity; toil; employment; sometimes, specifically, physically labor. | |
| ENDEAVOR | An exertion of physical or intellectual strength toward the attainment of an object; a systematic or continuous attempt; an effort; a trial. | |
| LABOR | Physical toil or bodily exertion, especially when fatiguing, irksome, or unavoidable, in distinction from sportive exercise; hard, muscular eff... | |
| EFFORT | An exertion of strength or power, whether physical or mental, in performing an act or aiming at an object; more or less strenuous endeavor; str... | |
| LAMARCKISM | ...stic of species and genera, are produced in animals and plants by the direct influence of physical environments, and esp., in the case of animal... | |