duress β compulsion by threat or force; coercion; constraint.
fury β unrestrained or violent anger, rage, passion, or the like: The gods unleashed their fury on the offending mortal.
impact β the striking of one thing against another; forceful contact; collision: The impact of the colliding cars broke the windshield.
impetus β a moving force; impulse; stimulus: The grant for building the opera house gave impetus to the city's cultural life.
impulse β the influence of a particular feeling, mental state, etc.: to act under a generous impulse; to strike out at someone from an angry impulse.
might β physical strength: He swung with all his might.
momentum β force or speed of movement; impetus, as of a physical object or course of events: The car gained momentum going downhill. Her career lost momentum after two unsuccessful films.
muscle β a tissue composed of cells or fibers, the contraction of which produces movement in the body.
pains β physical suffering or distress, as due to injury, illness, etc.
sock β a short stocking usually reaching to the calf or just above the ankle.
speed β rapidity in moving, going, traveling, proceeding, or performing; swiftness; celerity: the speed of light; the speed of sound.
stimulus β something that incites to action or exertion or quickens action, feeling, thought, etc.: The approval of others is a potent stimulus.
strain β to draw tight or taut, especially to the utmost tension; stretch to the full: to strain a rope.
stress β importance attached to a thing: to lay stress upon good manners. Synonyms: significance, meaning, emphasis, consequence; weight, value, worth.
stuff β the material of which anything is made: a hard, crystalline stuff.
perseverance β steady persistence in a course of action, a purpose, a state, etc., especially in spite of difficulties, obstacles, or discouragement.
tireless β untiring; indefatigable: a tireless worker.
toil β Usually, toils. a net or series of nets in which game known to be in the area is trapped or into which game outside of the area is driven.
leadership β the position or function of a leader, a person who guides or directs a group: He managed to maintain his leadership of the party despite heavy opposition. Synonyms: administration, management, directorship, control, governorship, stewardship, hegemony.
ambition β If you have an ambition to do or achieve something, you want very much to do it or achieve it.