ferocious
adjective
[ fəˈrəʊʃəs ]
• savagely fierce, cruel, or violent.
• "a ferocious beast"
Similar:
fierce,
savage,
wild,
feral,
untamed,
predatory,
rapacious,
ravening,
aggressive,
dangerous,
brutal,
brutish,
vicious,
violent,
bloody,
barbarous,
barbaric,
sadistic,
ruthless,
remorseless,
cruel,
pitiless,
merciless,
heartless,
bloodthirsty,
murderous,
tigerish,
wolfish,
wicked,
inhuman,
monstrous,
abominable,
fiendish,
hellish,
diabolical,
beastly,
fell,
sanguinary,
Origin:
mid 17th century: from Latin ferox, feroc- ‘fierce’ + -ious.