سنگدل

بی‌رحم؛ ظالم؛ سخت‌دل؛ دل‌سخت.

barbarian, barbarous, bloody-minded, brute, callous, coldblooded, cruel, ferocious, hard, hardhearted, heartless, inexorable, inhumane, merciless, obdurate, pitiless, relentless, remorseless, ruthless, savage, stony, unfeeling