A type of epithetic compound invented by Lewis Carroll in which parts of two descriptive words are combined into a single word. One famous example is slithy, which is lithe and slimy.
I don't know whether neuropsUchology is any kind of word. If neuropsYchology is what is meant, the answer is NO. It's not one word made from two but one word (psychology) with a prefix (neuro-_ Obillo