| Clue | Source | Date |
|---|---|---|
| Ones with gravelly voices | Newsday | 15 May 2022 |
| Silky-voiced crooners they are not | LA Times Daily | 05 Aug 2018 |
| Silky-voiced crooners they are not | The Washington Post | 05 Aug 2018 |
| Silky-voiced crooners they are not | ||
| Some laryngitis sufferers | ||
| Sugarcane scrapers |