This achievement is very simple. First off go to help & options then you should see a option that says puzzle language. Click that.
Ok now i picked the language italiano even though i never have spoked italian in my life.
Ok now go out of that by clicking rank & stats and then click play.
Like i said, i have never spoked italiano in my life so i have no idea what it is or any words in it. So i started using some english words and some of them were the same in italian. I also just started putting random letters together.
I am now 10g richer.