| Rating | Solver | Clue |
|---|---|---|
| INEXORABLE | Merciless | |
| UNRELENTING | Merciless | |
| RELENTLESS | Merciless | |
| RECESSLESS | Merciless | |
| RUTHLESS | Merciless | |
| REMORSELESS | Merciless | |
| UNSPARING | Merciless | |
| CRUEL | Merciless | |
| GRIM | Merciless | |
| UNPITIED | Pitiless; merciless. | |
| UNMERCIED | Unmerciful; merciless. | |
| UNMERCILESS | Utterly merciless. | |
| BARBAROUS | Cruel; ferocious; inhuman; merciless. | |
| FLASH GORDON | Ming the Merciless is the main villain of which comic strip character? | |
| PITILESS | Destitute of pity; hard-hearted; merciless; as, a pitilessmaster; pitiless elements. | |
| UNMERCIFUL | Not merciful; indisposed to mercy or grace; cruel; inhuman; merciless; unkind. | |
| BRUTAL | Like a brute; savage; cruel; inhuman; brutish; unfeeling; merciless; gross; as, brutal manners. | |
| NERO | A Roman emperor notorius for debauchery and barbarous cruelty; hence, any profligate and cruel ruler or merciless tyrant. | |
| MERCILESS | Destitute of mercy; cruel; unsparing; -- said of animate beings, and also, figuratively, of things; as, a merciless tyrant; merciless waves. | |