brutal

Adjective

• disagreeably direct and precise
  • he spoke with brutal honesty
    

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

• harsh
  • the brutal summer sun
    
  • a brutal winter
    

• (of persons or their actions) able or disposed to inflict pain or suffering
  • a barbarous crime
    
  • brutal beatings
    
  • cruel tortures
    
  • Stalin's roughshod treatment of the kulaks
    
  • a savage slap
    
  • vicious kicks
    

Related words

• Synonyms: 
  beastly , bestial , brute(a) , brutish , unrelenting , barbarous , cruel , fell , roughshod , savage , vicious