annoyance in WordNet English dictionary

1. an unpleasant person who is annoying or exasperating
   aggravator  annoyance 
   
2. the act of troubling or annoying someone
   annoyance  annoying  irritation  vexation 
   
3. something or someone that causes trouble; a source of unhappiness
   "washing dishes was a nuisance before we got a dish washer"; "a bit of a bother"; "he's not a friend, he's an infliction"
   annoyance  bother  botheration  pain  infliction  pain in the neck  pain in the ass 
   
4. anger produced by some annoying irritation
   annoyance  chafe  vexation 
   
5. the psychological state of being irritated or annoyed
   irritation  annoyance  vexation  botheration