All merciless synonyms
mer·ci·less
M m adj merciless
- unrelenting — not relenting; not yielding or swerving in determination or resolution, as of or from opinions, convictions, ambitions, ideals, etc.; inflexible: an unrelenting opponent of the Equal Rights Amendment.
- implacable — not to be appeased, mollified, or pacified; inexorable: an implacable enemy.
- inexorable — unyielding; unalterable: inexorable truth; inexorable justice.
- barbarous — If you describe something as barbarous, you strongly disapprove of it because you think that it is rough and uncivilized.
- harsh — ungentle and unpleasant in action or effect: harsh treatment; harsh manners.
- ruthless — without pity or compassion; cruel; merciless: a ruthless tyrant.
- callous — A callous person or action is very cruel and shows no concern for other people or their feelings.
- severe — harsh; unnecessarily extreme: severe criticism; severe laws.
- grim — stern and admitting of no appeasement or compromise: grim determination; grim necessity.
- unyielding — unable to bend or be penetrated under pressure; hard: trees so unyielding that they broke in the harsh north winds.
- cruel — Someone who is cruel deliberately causes pain or distress to people or animals.
- fierce — menacingly wild, savage, or hostile: fierce animals; a fierce look.
- unforgiving — not disposed to forgive or show mercy; unrelenting.
- relentless — that does not relent; unyieldingly severe, strict, or harsh; unrelenting: a relentless enemy.
- unsparing — not sparing; liberal or profuse; excessive.
- inhumane — not humane; lacking humanity, kindness, compassion, etc.
- unmerciful — merciless; relentless; severe; cruel; pitiless.
- cutthroat — a person who cuts throats; murderer
- dog-eat-dog — marked by destructive or ruthless competition; without self-restraint, ethics, etc.: It's a dog-eat-dog industry.
- gratuitous — given, done, bestowed, or obtained without charge or payment; free; voluntary.
- hard — not soft; solid and firm to the touch; unyielding to pressure and impenetrable or almost impenetrable.
- hardhearted — unfeeling; unmerciful; pitiless.
- hatchet job — a maliciously destructive critique or act: The special committee has done a hatchet job on the new proposal.
- mortal — subject to death; having a transitory life: all mortal creatures.
- pitiless — feeling or showing no pity; merciless: pitiless criticism of his last novel.
- uncalled-for — not called for; not required; superfluous; unwanted.
- unfeeling — not feeling; devoid of feeling; insensible or insensate.
- unflinching — not flinching; unshrinking: unflinching courage.
- unsympathetic — characterized by, proceeding from, exhibiting, or feeling sympathy; sympathizing; compassionate: a sympathetic listener.
- wanton — done, shown, used, etc., maliciously or unjustifiably: a wanton attack; wanton cruelty.
- compassionless — having no compassion
- unappeasable — to bring to a state of peace, quiet, ease, calm, or contentment; pacify; soothe: to appease an angry king.
- pitying — Informal. motivated by a sense of pity or sympathy for others or for oneself: to have pity sex with a virgin; to go on a pity date with a loser.
- iron-fisted — ruthless, harsh, and tyrannical: an ironfisted dictator.
adjective merciless
- heartless — unfeeling; unkind; unsympathetic; harsh; cruel: heartless words; a heartless ruler.
- uncompromising — not admitting of compromise or adjustment of differences; making no concessions; inaccessible to flexible bargaining; unyielding: an uncompromising attitude.
- cold-blooded — Someone who is cold-blooded does not show any pity or emotion.
- mean — to intend for a particular purpose, destination, etc.: They were meant for each other. Synonyms: destine, foreordain.