1. part; portion; share
2. amount; worth (as in "two days' worth"); enough (for)
3. one's means; one's place; one's lot; one's social position
4. one's duty; one's part
5. condition; state (of affairs); extent; rate (as in "at this rate")
6. in proportion to; just as much as; to the same degree
7. content (e.g. alcohol); percentage
8. equivalent to (e.g. an old brother)