pitiless
adjective
[ ˈpɪtɪləs ]
• showing no pity; cruel.
• "a pitiless executioner"
Similar:
merciless,
ruthless,
cruel,
heartless,
relentless,
remorseless,
hard-hearted,
hard,
stony-hearted,
stony,
with a heart of stone,
cold-blooded,
cold-hearted,
harsh,
callous,
severe,
unmerciful,
unrelenting,
unsparing,
unforgiving,
unfeeling,
uncaring,
unsympathetic,
uncharitable,
lacking compassion,
unbending,
unmoved,
inflexible,
inexorable,
implacable,
unpitying,
unremitting,
brutal,
inhuman,
inhumane,
barbarous,
barbaric,
savage,
sadistic,
inclement,