Definition of unmerciful:
sanguine, bowelless, remorseless, merciless, tigerish, ravening, dead to human feeling, vindictive, pitiless, atrocious, ruthless, stony-hearted, kind, savage, cold-hearted, cutthroat, heartless, mortal, vengeful, monstrous, tyrannous, unpitying, coldblooded, bestial, fierce.
- "You Never Know Your Luck, Complete Being The Story Of A Matrimonial Deserter", Gilbert Parker Last Updated: March 14, 2009.
- "The Anti-Slavery Examiner, Omnibus", American Anti-Slavery Society.
- "Mary Wollstonecraft", Elizabeth Robins Pennell.