| Clue | Source | Date |
|---|---|---|
| Letter about first animal stimulus | ||
| I deliver relative on quiet tour finally | ||
| Writing to English landlord opens the floodgates perhaps | Irish Times Crosaire | 27 Nov 2019 |
| Jail door opener | The Washington Post | 05 Jan 2017 |
| Letter acting again maybe as something that is liberating? | ||
| It lets things go | ||
| One opening a jail door, say | ||
| Welcome sight to a POW | ||
| Key stimulus, in animal behavior | ||
| One that frees | ||
| Freer. | ||
| Deliverer. |