Extranormal is an adjective. The adjective is the word that accompanies the noun to determine or qualify it.
What is the meaning of Extranormal?
extranormal (comparative more extranormal, superlative most extranormal) Outside or beyond what is normal.
Is extraordinary an adverb or adjective?
extraordinary adjective - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com.