| Clue | Source | Date |
|---|---|---|
| Half asleep | Wall Street Journal | 03 Aug 2019 |
| Half asleep | ||
| On the way out? | The Washington Post | 12 Nov 2016 |
| Drowsy and lazy | The Times Concise | 14 Jun 2016 |
| Nodding | ||
| On the way out? | ||
| Half asleep | ||
| In need of some black coffee, perhaps | ||
| Ready for a nap | ||
| Half asleep | ||
| Half asleep | ||
| Nodding off | ||
| Nodding | ||
| Nodding | ||
| Half-asleep | ||
| Heavy-lidded | ||
| Nodding off | ||
| Ready to conk out | ||
| Nodding |