OSSIFY
| Date | Clue |
|---|---|
| 2025-12-26 | Harden and become resistant to change |
| 2022-10-17 | Harden into bone |
| 2021-04-18 | Become rigid and inflexible |
| 2015-12-01 | Become hardened |
| 2015-09-23 | Become fixed |
| 2014-02-11 | Become inflexible |
| 2013-07-21 | Turn to bone |
| 2003-10-17 | Harden |
| 2003-10-12 | Harden, in a way |
| 1996-03-21 | Harden |