DURA
| Date | Clue |
|---|---|
| 2025-09-19 | ___ mater (brain protector) |
| 2025-02-25 | ___ mater (brain membrane) |
| 2021-12-26 | ___ mater (brain cover) |
| 2019-01-22 | ___ mater (brain membrane) |
| 2017-04-29 | Long-lasting, in commercial names |
| 2004-08-06 | Long-lasting, in commercial names |
| 2003-08-27 | ___ mater (brain membrane) |
| 2001-06-17 | ___ mater |
| 2001-05-08 | ___ mater (brain cover) |
| 1997-11-05 | Brain membrane |
| 1994-01-09 | _____ mater |