inhumane
adjective
[ ɪnhjʊˈmeɪn ]
• without compassion for misery or suffering; cruel.
• "confining wild horses is inhumane"
Similar:
cruel,
harsh,
brutal,
callous,
sadistic,
severe,
savage,
vicious,
barbaric,
barbarous,
bestial,
monstrous,
inhuman,
fiendish,
diabolical,
evil,
wicked,
heinous,
merciless,
ruthless,
pitiless,
unpitying,
remorseless,
cold-blooded,
heartless,
hard-hearted,
stone-hearted,
with a heart of stone,
unforgiving,
unkind,
unkindly,
inconsiderate,
unsympathetic,
unfeeling,
uncaring,
hard-boiled,
hard-nosed,
beastly,
dastardly,
sanguinary,
egregious,
flagitious,
Origin:
late Middle English (in the sense ‘inhuman, brutal’): originally a variant of inhuman (rare after 1700); in modern use from in-1 ‘not’ + humane (the current sense dating from the early 19th century).