| Answer | Crossword Clue |
|---|---|
| HEIR | Future monarch, for one |
| HRH | Abbr. for a future monarch |
| RULER | Monarch, for one |
| BUTTERFLY | Monarch, for one |
| TENSE | Future, for one |
| TENSE | Future, for one. |
| TENSE | Future perfect, for one |
| SEER | One available for future reference? |
| ENGAGEMENTSTONE | One set for a future wedding? |
| FLOORPOLISH | S. C. Johnson's Future, for one |
| filer | one who files (to arrange in order for future reference) |
| filers | FILER, one who files (to arrange in order for future reference) |
