ferocious

/fə-ˈrō-shəs/

Latin feroc-, ferox, literally, fierce looking, from ferus + -oc-, -ox (akin to Greek ōps eye)

adjective

  1. exhibiting or given to extreme fierceness and unrestrained violence and brutality

  2. extremely intense

a ferocious predator

fierce ferocious barbarous savage cruel mean showing fury or malignity in looks or actions. fierce applies to humans and animals that inspire terror because of their wild and menacing aspect or fury in attack. ferocious implies extreme fierceness and unrestrained violence and brutality.