As adjectives the difference between remorseless and unremorseless
is that remorseless
is without remorse, mercy or pity while unremorseless
is (obsolete|rare) utterly remorseless.
Other Comparisons: What's the difference?
without remorse, mercy or pity
unyielding or relentless
(obsolete, rare) Utterly remorseless.
* Thomas Chandler Haliburton, The Clockmaker
- (Abraham Cowley)
- We are not free; we are slaves: one half of us is tyrants,—unremorseless , onfeelin', overbearin' tyrants, and vile usurpers; and the other half slaves