maddening

Adjective

• extremely annoying or displeasing
  • his cavelier curtness of manner was exasperating
    
  • I've had an exasperating day
    
  • her infuriating indifference
    
  • the ceaseless tumult of the jukebox was maddening
    

Related words

• Synonyms: 
  exasperating , infuriating , vexing