| Those who mistake the inborn shyness of English people for an impenetrable reserve should visit it. |
| The Supreme Court decisions that he attacks are written in difficult, if not impenetrable, legalese. |
| The writing is her usual blend of charming whimsy, heartbreaking poignancy and sometimes impenetrable surrealism. |
| Except for a few hundred in bills, everything was locked in the impenetrable safe. |
| Film strips hung from the cutter's rack, bits and pieces of Utah, out-takes overexposed and underexposed, masses of impenetrable material. |
| Anyway, I bet they all feel the same way about our own impenetrable Anglicisms. |
