This Cho Chang foto contains
hosenbein, pantleg, bellbottom hosen, schlaghosen, hosen bellbottom, bellbottom hose, glockenböden, lange hosen, and lange hose.
There might also be
gamasche, leging, beinverkleidung, legging, beinabdeckung, leggings, bein-abdeckung, hosenbein, hose, and lange hosen.