| Answer | Crossword Clue |
|---|---|
| PPS | Letter addendum. |
| PPS | Letter addendum |
| PPS | Second letter addendum |
| PPS | Second letter addendum: Abbr. |
| PPS | Letter addendum, for short |
| POSTSCRIPT | End-of-letter addendum |
| PPPS | Third addendum to a letter |
| PPS | Second addendum to a letter |
| PPS | Second addendum to a letter, briefly |
| PPS | Second addendum to a letter (Abbr.) |
| PPS | Second addendum to a letter: Abbr. |
