Used to express possibility or probability or permission in the past, Used to express a higher degree of deference or politeness than may, ought, or should, Used to indicate a condition or state contrary to fact, noun_ Great power or force, as of a nation or army, Force or power of any kind, whether of body or mind; energy or intensity of purpose, feeling, or action; means or resources to effect an object; strength; force; power; ability; capacity, physical strength