uncouth

Adjective

• lacking refinement or cultivation or taste
  • he had coarse manners but a first-rate mind
    
  • behavior that branded him as common
    
  • an untutored and uncouth human being
    
  • an uncouth soldier--a real tough guy
    
  • appealing to the vulgar taste for violence
    
  • the vulgar display of the newly rich
    

Related words

• Synonyms: 
  coarse , common , rough-cut , vulgar