Yeah NSW is a big state where it’s cold in the South and very warm in the north. When I say a jacket in QLD. I kind of mean a jacket so light it’s basically a long sleeved shirt. Or like something like a topical weight linen sports coat if you’re fancy that breaths well.
Man in old English was gender neutral and Women were Wifman (from were we get wife) and men Werman (where we get the were in werewolf). So literally wife-man and man-man.
So the wi in women makes sense. I don’t know were the wo noise came in though.