بی رحم (صفت)
brute, brutal, atrocious, cruel, merciless, relentless, bloodthirsty, pitiless, butcherly, dispiteous, uncharitable, unrelenting, unmerciful, stony-hearted, truculent
ستمگر (صفت)
atrocious, cruel, oppressive, unjust, tyrannous, pitiless, flagitious, dispiteous
کینه توز (صفت)
pitiless, spiteful, implacable, despiteful, vengeful, revengeful, dispiteous