Synonyms and Antonyms of unprincipled

  1. not guided by or showing a concern for what is right <an unprincipled businessman who made a lot of money—and didn't care how he did it> Synonyms cutthroat, immoral, Machiavellian, unconscionable, unethical, unscrupulous Related Words merciless, pitiless, remorseless, ruthless; crooked, deceitful, dishonest, jackleg, knavish; corrupt, debased, debauched, decadent, degenerate, degraded, demoralized, depraved, dissipated, libertine, licentious, profligate; cheapjack, dog-eat-dog, opportunistic; calculating, scheming, sharp Near Antonyms conscientious, good, honorable, just, noble, righteous, virtuous Antonyms ethical, moral, principled, scrupulous

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