Across
- 2. Octad parts
- 4. Between hexad and octad
- 7. Featured artist on Gotye's Somebody That I Used to Know the #8 song of the 2010s
- 8. Eight Songs for a Mad King composer, Master of the Queen's Music 2004-14 (6)
- 10. Octad plus one
Down
- 1. Octad in a gallon
- 3. Between hexad and octad
- 5. Eight's follower, CB Radio style
- 6. Nine-minus-eight's sum
- 9. Ashcan School artist