| Answer | Crossword Clue |
|---|---|
| IRONCLADRULE | Unalterable regulation |
| FIRM | Unalterable |
| FINAL | Unalterable |
| reverseless | unalterable |
| SETIN | ..... stone (unalterable) |
| SETIN | ... stone (unalterable) |
| HARDANDFAST | Unalterable, as rules |
| CROSSTHERUBICON | Make an unalterable decision |
| unalterability | the state of being unalterable |
| unalterableness | UNALTERABLE, that cannot be altered |
| unalterably | UNALTERABLE, that cannot be altered |
