Marasmius oreades vs agaric

Marasmius oreades and agaric both are nouns.

Word	Noun	Adjective	Verb	Adverb
Marasmius oreades	Yes	No	No	No
agaric	Yes	No	No	No

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

Marasmius oreades: mushroom that grows in a fairy ring
agaric: a saprophytic fungus of the order Agaricales having an umbrellalike cap with gills on the underside

Marasmius oreades (noun)	agaric (noun)
mushroom that grows in a fairy ring	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