Branch

4. A legally recognized subject or national of a state or commonwealth.
6. A distinct part or element of something larger.
8. A person or animal with whom one spends a lot of time or travels.
10. A means of solving a problem, or a liquid mixture in which a minor component is uniformly distributed within a major component.
11. The elected executive head of a state or territory.
12. The number equivalent to the product of a thousand and a thousand (1,000,000).

1. To refer to something briefly and without going into detail.
2. The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.
3. A member of a senate (a legislative branch of government).
5. To move or climb quickly, often using both hands and feet; or to mix up or jumble things together (like eggs or a signal).
7. A paid occupation, especially one involving prolonged training and a formal qualification.
8. Occurring, found, or done often; prevalent. It can also mean shared by entire groups or pairs.
9. important assignment given to a person or group, typically involving travel, or a strongly felt core purpose.