[noun]I can understand your annoyance - I'd be furious if she ever treated me like that. [U](Much) to our annoyance, (= We were very annoyed that) we couldn't see anything from the back row of the theatre. [U]One of the greatest annoyances (= things that caused us to be annoyed) was being bitten by mosquitoes every night. [C]
ANNOYANCE
Meaning of ANNOYANCE in English
Cambridge English vocab. Кембриджский английский словарь. 2012