| He got up and tried to open the door, but the handle was a mystery which he could not unriddle. |
| Who knows better than you, Marquis, what enigmas they are to unriddle? |
| Most of these letters were parables, but parables which it was not difficult to unriddle. |
| To unriddle this is the task of the mythologist, who can only succeed in doing so by intuition. |
| To unriddle the subtle aspects of the soil-water-plant-animal complex offers the natural sciences an exciting co-operative adventure. |
| He's a perfect mystery, and the more I try to unriddle him the more he riddles me. |
