Sub

1. that of which something is made; matter
5. an agreement to pay for a magazine, newspaper, or tickets to a series of events.
6. a person or thing that takes the place of another
8. to put underwater or in some other liquid
9. an underground railway

1. not based upon facts or hard evidence; rather, it rests upon someone’s personal feelings or beliefs
2. a vessel, or ship, that can go underwater
3. the part of a person's mind that has ideas, feelings, etc., that the person is not aware of
4. So slight or small that it is hard to notice or understand
7. a community located just outside a large city