The source of, or reason for, an event or action; that which produces or effects a result.
Sufficient reason for a state, as of emotion.
A goal, aim or principle, especially one which transcends purely selfish ends.
A suit or action in court; any legal process by which a party endeavors to obtain his claim, or what he regards as his right; case; ground of action.
To actively produce as a result, by means of force or authority.
To set off an event or action.
An event, or sequence of events, that leads up to something.