Fiona is huge. Fiona is high. Alan is small. Alan is little. Dave is kind. Gary is bad. Gary is rough. If someone is not big then they are bad. If someone is not poor then they are wealthy. If someone is kind then they are nice. If someone is nice and not sad then they are quiet. If someone is bad and not big then they are dull. If someone is small and little then they are sad. If someone is sad and not nice then they are rough. All wealthy people are smart. 
Fiona is not dull.