Vocab

2. crossed intricately together; interwoven.
4. not harmful or offensive.
6. the way in which two or more things have an effect on each other.
7. occurring at irregular intervals; not continuous or steady.
8. make changes in something established, especially by introducing new methods, ideas, or products.
9. (of a difficulty or obstacle) impossible to overcome.
10. endless (often used hyperbolically).
14. acting or done quickly and without thought or care.
15. Existing or occurring within the boundaries of a state, esp. of the United States.
16. situated or done within the walls of a building.
17. delay or prevent (someone or something) by obstructing them; hinder.

1. an unpleasant hint or suggestion of something bad.
3. Impossible to understand or interpret.
5. impossible to solve.
7. say (something) abruptly, especially as an aside or interruption.
9. a person who acts as a link between people in order to try to bring about an agreement or reconciliation; a mediator.
10. existing or taking place within, or administered into, a vein or veins.
11. an electrical device allowing one-way or two-way communication.
12. ask questions of (someone, especially a suspect or a prisoner) closely, aggressively, or formally.
13. well known for some bad quality or deed.