1. to pose as, to (successfully) impersonate, to pretend to be, to pass oneself off as, to disguise oneself as
2. to (completely) become, to (fully) turn into
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