basidiomycete vs fungus

basidiomycete and fungus both are nouns.

Word	Noun	Adjective	Verb	Adverb
basidiomycete	Yes	No	No	No
fungus	Yes	No	No	No

As nouns, fungus is a hypernym of basidiomycete; that is, fungus is a word with a broader meaning than basidiomycete:

basidiomycete: any of various fungi of the subdivision Basidiomycota
fungus: an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia

basidiomycete (noun)	fungus (noun)
any of various fungi of the subdivision Basidiomycota	an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia