| Answer | Crossword Clue |
|---|---|
| AURA | Indefinable something |
| NAMELESS | Indefinable |
| AURAE | Indefinable somethings. |
| AURA | Indefinable presence |
| AURAS | Indefinable somethings |
| EON | Indefinable time |
| AURA | Indefinable surrounding |
| EON | Indefinable time period |
| SAIS | Je ne ... quoi (indefinable quality) |
