Pholiota nameko vs agaric

Pholiota nameko and agaric both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pholiota nameko	Yes	No	No	No
agaric	Yes	No	No	No

As nouns, agaric is a hypernym of Pholiota nameko; that is, agaric is a word with a broader meaning than Pholiota nameko:

Pholiota nameko: one of the most important fungi cultivated in Japan
agaric: a saprophytic fungus of the order Agaricales having an umbrellalike cap with gills on the underside

Pholiota nameko (noun)	agaric (noun)
one of the most important fungi cultivated in Japan	a saprophytic fungus of the order Agaricales having an umbrellalike cap with gills on the underside
	fungus used in the preparation of punk for fuses