Aggravation

Synonyms of aggravation

• irritation
• annoyance
• exasperation

Antonyms of aggravation

• calm
• comfort
• relief

Idiomatic Expressions for aggravation

• Phrase: to be a pain in the neck
  Meaning: to be annoying or bothersome
  Usage: Dealing with the constant aggravation of his noisy neighbors was a real pain in the neck.