A ghost is someone who hasn't made it - in other words, who died, and they don't know they're dead. So they keep walking around and thinking that you're inhabiting their - let's say, their domain. So they're aggravated with you.
Believing that a crisis is a useful thing to create, the Obama administration - which understands that, for liberalism, worse is better - has deliberately aggravated the fiscal shambles that the Great Recession accelerated.
I honestly really don't get aggravated at all. I just go with the flow. Whatever happens, happens.
I'm all for consumer rights. I get very aggravated if I don't get a good service.
It is the beginning of wisdom when you recognize that the best you can do is choose which rules you want to live by, and it's persistent and aggravated imbecility to pretend you can live without any.