St. Patrick's Day

3. A month of a year
6. A staple food of Ireland
7. A branch of the Indo-European languages that was spread widely over Europe in the pre-Christian era
8. The Celtic language of Ireland
10. A story about mythical or supernatural beings or events
11. Achieved independence from UK in 1921
12. Any art that invokes supernatural powers
14. Invoke upon
16. A small being, human in form, playful and having magic powers
18. Resembling the color of growing grass
20. To publicly party
21. The day of the month of St. Patrick's day
22. An arc of colored light in the sky caused by refraction of the sun's rays by rain

1. A humorous verse form of an anapestic lines with a rhyme scheme aabba
2. March in procession
4. A plant of the genus Trifolium
5. An inherited pattern of thought or action
7. A form of money
9. Another word for 3-leaf clover
10. Occurring by chance
13. A special kind of clover
15. A mischievous elf in Irish Folklore
17. An occasion on which people can assemble for social interaction and entertainment
18. Something likened to the metal in brightness or preciousness
19. Highly valued as a gemstone