Amanita caesarea vs agaric

Amanita caesarea and agaric both are nouns.

Word	Noun	Adjective	Verb	Adverb
Amanita caesarea	Yes	No	No	No
agaric	Yes	No	No	No

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

Amanita caesarea: widely distributed edible mushroom resembling the fly agaric
agaric: a saprophytic fungus of the order Agaricales having an umbrellalike cap with gills on the underside

Amanita caesarea (noun)	agaric (noun)
widely distributed edible mushroom resembling the fly agaric	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