false truffle vs fungus

false truffle and fungus both are nouns.

Word	Noun	Adjective	Verb	Adverb
false truffle	Yes	No	No	No
fungus	Yes	No	No	No

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

false truffle: any of various fungi of the genus Scleroderma having hard-skinned subterranean fruiting bodies resembling truffles
fungus: an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia

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

false truffle: any of various fungi of the family Rhizopogonaceae having subterranean fruiting bodies similar to the truffle
fungus: an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia

false truffle (noun)	fungus (noun)
any of various fungi of the genus Scleroderma having hard-skinned subterranean fruiting bodies resembling truffles	an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia
any of various fungi of the family Rhizopogonaceae having subterranean fruiting bodies similar to the truffle