* Expressing a feeling: The constant dripping of the faucet was a source of annoyance.
* Describing a behavior: Her annoyance was evident in the way she rolled her eyes.
* Talking about a cause: The traffic jam was a major annoyance on my commute.
* As a noun: The annoyance of being interrupted during a meeting is something I could do without.
* As an adjective: His annoying habit of humming loudly was driving everyone crazy.
Remember that "annoyance" is a noun, so it can be used as the subject or object of a sentence.