Earlier quoted context omitted.
And affectionate slang would be "pommie " - or, at least, that's the impression I get as a pom! :)
As an Aussie, that c-word thing isn't really a thing in my experience, at least not in the urban environments I inhabit. (It may be a thing in the bush.) We tend to be "direct" and generally have no fear of speaking truth to authority: the whole "OMG we can't indict the former President" issue with Trump is confusing down here: politicians and people in positions of responsibility are held to a HIGHER standard of beh…
Not sure where you're from, but in my Australian suburban jungle, cunt is a pretty common term.
You don't say it if you're over at mums for lunch on a Sunday, but hanging out with the boys? For sure.
"What's with this cunt?" etc is common venacular.