Aniverate
To passively annoy and exasperate. Also can be used as 'aniverating' - when someone or something is particularly annoying. Can also be used to describe someone as an Aniverator. Or can be used in the past tense 'aniverated' - when you were particular annoyed by someone or something and are now fed up with them.
"I can't believe how much you aniverate me, it drives me crazy!" said my best friend