- mercilessness
- noun1. feelings of extreme heartlessness• Syn: ↑cruelty, ↑pitilessness, ↑ruthlessness• Derivationally related forms: ↑ruthless (for: ↑ruthlessness), ↑pitiless (for: ↑pitilessness), ↑merciless• Hypernyms: ↑heartlessness, ↑coldheartedness, ↑hardheartedness2. inhumaneness evidenced by an unwillingness to be kind or forgiving• Syn: ↑unmercifulness• Ant: ↑mercifulness• Derivationally related forms: ↑unmerciful (for: ↑unmercifulness), ↑merciless• Hypernyms: ↑inhumaneness, ↑inhumanity• Hyponyms: ↑pitilessness, ↑ruthlessness, ↑relentlessness, ↑inexorability, ↑inexorableness
Useful english dictionary. 2012.