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implacable

see definition of implacable
  • adjmerciless, cruel
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Synonyms for implacable

adj merciless, cruel
  • inexorable
  • intractable
  • relentless
  • ruthless
  • uncompromising
  • unforgiving
  • unrelenting
  • unyielding
  • grim
  • inflexible
  • ironfisted
  • mortal
  • pitiless
  • rancorous
  • remorseless
  • unappeasable
  • unbending
  • unflinching
  • vindictive

Antonyms for implacable

  • compassionate
  • flexible
  • kind
  • merciful
  • remorseful
  • sympathetic
  • yielding
  • nice
  • placable
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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