1. battle, war, fight, conflict
2. fight (against time, poverty, etc.), struggle (for freedom, survival, etc.), war (e.g. on drugs), battle (e.g. against nature)
3. contest, competition, match, game
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although