crossword ;)

3. sufficient to cause death.
7. living the life of a nomad; wandering.
9. prove (a statement or theory) to be wrong or false; disprove.
12. a person or thing that comes before another of the same kind; a forerunner.
13. nearness in space, time, or relationship.
14. Unit Vocabulary
18. cause to be under water.
19. an expert in or student of anthropology.
21. (of a person) tending to spend much time seated; somewhat inactive.
22. a group of models or motionless figures representing a scene from a story or from history; a tableau vivant.
23. evoking a keen sense of sadness or regret.
24. a mark stamped on articles of gold, silver, or platinum in Britain, certifying their standard of purity.
25. a region in an organ or tissue which has suffered damage through injury or disease, such as a wound, ulcer, abscess, or tumor.

1. the state of being useful, profitable, or beneficial.
2. (especially of a person) unfortunate.
4. a missile designed to be fired from a rocket or gun.
5. (pl. crania) the skull, especially the part enclosing the brain.
6. consciously and intentionally; on purpose.
8. the belief in or practice of disinterested and selfless concern for the well-being of others.
10. thinly dispersed or scattered.
11. in a way that covers or affects a large area.
15. occurring between two or more groups.
16. de grace a final blow or shot given to kill a wounded person or animal.
17. very weak or slight.
20. (of an argument or statement) seeming reasonable or probable.