sophy = wisdom
or.. sophistry, Hagia Sofia.. same roots.
noun: phobia; plural noun: phobias
an extreme or irrational fear of or aversion to something.
"he had a phobia about being under water"
What is the difference between them? And nephilim wouldnt fit the clue? Was proud enough that I knew that difficult word, but the exact meaning and difference between classes I dont know ( and it changes drastically through the centuries,) eventhough I think I once looked up the etymology for some of them