English

1. Covering for all or part of the face, worn as a disguise, or to amuse or frighten others
4. Public procession, especially one celebrating a special day or event.
6. Religious or solemn ceremony consisting of a series of actions performed
10. Formal act or series of acts prescribed by ritual, protocol, or convention
11. Actor's part in a play, film, etc
13. Belief, principle, or way of acting that people or a group have continued to follow
14. Person who sees an event, typically a crime or accident, take place
15. .... is a parent or (recursively) the parent of an antecedent

2. Visually striking performance or display
3. Place where something begins, arises, or is derived
5. Activities or events celebrating a special occasion
7. Traditional story sometimes popularly regarded as historical but not authenticated
8. Strong feeling of friendship, love, or shared beliefs
9. Outfit worn to create the appearance characteristic of a particular period, person, place
12. Person who watches an activity, esp. a public event, without taking part