1. Something done (usually as opposed to something said) Noun
2. The state of being active Noun
3. A military engagement Noun
4. A process existing in or produced by nature (rather than by the intent of human beings) Noun
5. The series of events that form a plot Noun
6. The trait of being active and energetic and forceful Noun
7. The operating part that transmits power to a mechanism Noun
8. A judicial proceeding brought by one party against another; one party prosecutes another for a wrong done or for protection of a right or for prevention of a wrong Noun
9. An act by a government body or supranational organization Noun
10. The most important or interesting work or activity in a specific area or field Noun
11. Institute legal proceedings against; file a suit against Verb