#unmercifulness__mercilessness__mercilessnes  inhumaneness evidenced by an unwillingness to be kind or forgiving
  exclusion:  mercifulness
  supertype:  inhumaneness__inhumanity  the quality of lacking compassion or consideration for others
  subtype:  pitilessness__ruthlessness  mercilessness characterized by a lack of pity
  subtype:  relentlessness__inexorability__inexorableness  mercilessness characterized by an unwillingness to relent or let up; "the relentlessness or their pursuit"

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