[silisili]

There's always Yanks, but as a Yank, as a side effect we generally assume the person saying it is British.

[cjak]

Could be Australian. But we also use "Seppo", from a fairly tortured rhyming slang etymology: "Yank" -> "Septic Tank" -> "Seppo".

[silisili]

Oh goodness. Is this like Cockney? As mentioned, Yank here, but never could figure out how folks figure that stuff out.