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Definition 2024

unmercy ‎(plural unmercies)

The lack or absence of mercy; mercilessness.
- 1870, Octavius Perinchief, Sermons Preached in Memorial Church, Baltimore:
  There is justice and injustice, mercy and unmercy, love and unlove, self and unself, faithfulness and unfaithfulness, the well-being of others and the ill-being of others, the honor of God and the dishonor of God.