brute

Adjective

• resembling a beast; showing lack of human sensibility
  • beastly desires
    
  • a bestial nature
    
  • brute force
    
  • a dull and brutish man
    
  • bestial treatment of prisoners
    

Noun

• a living organism characterized by voluntary movement

• a cruelly rapacious person

Related words

• Synonyms: 
  beastly , bestial , brute(a) , brutish , brutal , animal , animate being , beast , creature , fauna , wolf , savage , wildcat