Walloon, Belgium and walloonphobia
Morbid fear of the Walloons*, French-speaking Belgians who live in the south of Belgium.
*In contrast to Flemings, who speak Flemish and live mostly in the north of Belgium. This term got 212 hits on 27.05.2015, most of which were in secondary or non-English language literature. The term is not used in the working medical parlance.