|part of speech:
||without mercy or compassion; pitiless or cruel.
The new leader soon proved to be a ruthless tyrant.The captors used ruthless means to extract confessions.
- brutal, cold-blooded, cruel, cutthroat, heartless, merciless, pitiless, remorseless, unsparing
- similar words:
- atrocious, barbarous, beastly, bloodthirsty, brute, brutish, hardhearted, inhuman, relentless, sanguinary, truculent, unfeeling, vicious
||abusive, barbarian, bestial, hard, obdurate, oppressive, savage, stiff, stony
||ruthlessly (adv.), ruthlessness (n.)