Across
- 1. - Ancient deity in Irish mythology, associated with fertility and possibly human sacrifice
- 4. - Mischievous fairy in Irish folklore, known for playing pranks on humans
- 5. - Legendary hero in Irish mythology, known for his strength, bravery, and tragic fate
- 7. - Magical beings in Irish folklore, inhabiting the Otherworld and often interacting with humans
- 9. - Fairy child left in place of a human child in Irish folklore
- 11. - Heroic figure in Irish mythology, son of the legendary warrior Fionn mac Cumhaill
- 14. - Mythical creature in Irish and Scottish folklore, capable of transforming from seal to human form
- 16. - Mythological race in Irish mythology, considered the gods and goddesses of pre-Christian Ireland
- 17. - Malevolent dwarf or supernatural being in Irish folklore, associated with dark magic
- 19. - Mythological race in Irish mythology, known for their strength and connection to the land
- 20. - Female spirit in Irish mythology, believed to wail as an omen of death
Down
- 2. - Irish fairy resembling a leprechaun, but known for its love of wine and mischief
- 3. - Alternative name for the banshee, meaning "woman of the fairy mound"
- 6. - Mischievous fairy in Irish folklore, known for hoarding pots of gold at the end of rainbows
- 8. - Mythical sea creature in Irish folklore, similar to a mermaid but with a more fish-like tail
- 10. - Headless horseman in Irish mythology, known as an omen of death
- 12. - Carvings of naked women displaying exaggerated genitalia, found in Irish medieval architecture, often associated with fertility and protection
- 13. - Shape-shifting creature in Irish folklore, known for its mischievous and sometimes malevolent behavior
- 15. - Mythological race in Irish mythology, often depicted as monstrous beings and enemies of the Tuatha Dé Danann
- 18. - Collective term for the supernatural beings in Irish folklore, including fairies, banshees, and leprechauns