| Clue | Source | Date |
|---|---|---|
| Italian "thanks" | Thomas Joseph | 23 Nov 2023 |
| “Prego” preceder | New York Times | 13 Nov 2021 |
| Tomasso's ''thanks'' | Newsday | 08 Feb 2015 |
| Tomasso's "thanks" | ||
| Torino thanks | ||
| "Prego" preceder | ||
| Merci, in Milan | ||
| Italian word of thanks | ||
| … in Italian | ||
| Reply in Rome | ||
| Continental word of courtesy | ||
| Thanks, in Roma. |