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
1. from (e.g. time, place, numerical quantity), since
2. from (originator), by
3. because, since
4. out of (constituent, part)
5. through (e.g. window, vestibule)
6. after, since
7. expresses sympathy or warning