G

1. a spiritual being believed to act as an attendant, agent, or messenger of God.
4. a traditional story sometimes popularly regarded as historical but not authenticated.
6. a serious, unexpected, and often dangerous situation requiring immediate action.
11. a large African mammal with a very long neck and forelegs.
12. affecting or concerning all or most people or things; widespread.
13. a hot, fragrant spice made from the rhizome of a plant.
14. having or showing intelligence, especially of a high level.
16. a person whom one does not know or with whom one is not familiar.
18. a room or building equipped for gymnastics, games, and other physical exercise.
19. causing or characterised by extreme distress or sorrow.

2. the branch of mathematics concerned with the properties and relations of points, lines, surfaces, solids.
3. a movement of part of the body, especially a hand or the head.
5. an official list or record of names or items.
7. a person who designs, builds, or maintains engines, machines, or structures.
8. form a mental image or concept of.
9. physical harm that impairs the value, usefulness, or normal function of something.
10. break down (food).
13. extraordinary intellectual power especially as manifested in creative activity.
15. the strength and vitality required for sustained physical or mental activity.
17. a person, either real or imaginary, who is extremely large and strong.