Fast growing plants for screening neighboroughing property

Looking for fast growing hardy plants/trees/climbers that can survive a fairly exposed elevated garden in Scotland. Looking to screen off a property which now overlooks as result of their new extension.
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Bear in mind that anything fast growing, doesn't just stop at a convenient size.
I live in west central Scotland - not where that photo is...
A photo showing the problem would be very helpful so we can see exactly what you want to screen and how it impacts your property etc
Biophilia. A desire or tendancy to commune with nature