| Answer | Crossword Clue |
|---|---|
| DEEPENING | Becoming abstruse |
| DEEP | Abstruse |
| DEEP | Abstruse. |
| RECONDITE | Abstruse. |
| ESOTERIC | Abstruse. |
| ESOTERIC | Abstruse |
| ARCANE | Abstruse |
| DEEPEST | Most abstruse. |
| ARCANA | Abstruse knowledge |
| SUBTLER | More abstruse. |
| ESOTERY | Abstruse stuff |
| RECONDITE | Profound; abstruse |
| DEEPER | More abstruse. |
| DEEPER | More abstruse |
| DEEPEST | Most abstruse |
| ESOTERY | Abstruse doctrines. |
| ESOTERICA | Abstruse matters |
| LEGALESE | Abstruse language |
| ESOTERICA | Abstruse knowledge. |
| ESOTERICSEVAREID | Abstruse news analyst |
| RAREFIED | Abstruse or very high |
| ESOTERICA | Abstruse facts or things |
| ESOTERY | The arcane and the abstruse |
