| Clue | Length | Answer |
|---|---|---|
| Difficult to understand | 4 letters | deep |
| Difficult to understand | 6 letters | opaque |
| Difficult to understand | 7 letters | cryptic |
| Difficult to understand | 7 letters | garbled |
| Difficult to understand | 7 letters | elusive |
| Difficult to understand | 8 letters | abstruse |
| Difficult to understand | 8 letters | puzzling |
| Difficult to understand | 8 letters | abstract |
| Difficult to understand | 9 letters | enigmatic |
| Difficult to understand | 10 letters | mysterious |
| Difficult to understand | 10 letters | clearasmud |
| Difficult to understand | 15 letters | beyondonesgrasp |
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