egregious

Adjective

• conspicuously and outrageously bad or reprehensible
  • a crying shame
    
  • an egregious lie
    
  • flagrant violation of human rights
    
  • a glaring error
    
  • gross ineptitude
    
  • gross injustice
    
  • rank treachery
    

Related words

• Synonyms: 
  crying(a) , flagrant , glaring , gross , rank