Unit 1
1. Citadel – fortress that overlooks and protects a city (fort)
2. Collaborate – work together (team up)
3. Decree - order having a force of law (proclaim)
4. Evolve - to develop gradually (unfold)
5. Excerpt – passage taken from a book, section (portion)
6. Grope – (fumble for)
7. Revert – go back, to return (relapse)
8. Rubble –broken stone or bricks (wreckage)
9. Vigil –especially at night (watch)
10. Wrangle – to quarrel or argue (bicker)