| Answer | Crossword Clue |
|---|---|
| REMAIL | Return to sender, e.g. |
| OWES | Has to return a favor, e.g. |
| ANNUALMIGRATION | Swallows' return to San Juan Capistrano, e.g. |
| EMAILER | Spam sender, e.g. |
| ADMIRER | Fan mail sender, e.g. |
| VOW | "I shall return," e.g. |
| ENCL | Return envelope, e.g.: Abbr. |
| ENC | Stamped return env., e.g. |
