death cap vs Amanita phalloides

death cap and Amanita phalloides both are nouns.

Word	Noun	Adjective	Verb	Adverb
death cap	Yes	No	No	No
Amanita phalloides	Yes	No	No	No

As nouns, death cap and Amanita phalloides are synonyms defined as:

death cap and Amanita phalloides: extremely poisonous usually white fungus with a prominent cup-shaped base; differs from edible Agaricus only in its white gills

Other synonyms of death cap include death angel, death cup, destroying angel.

death cap (noun)	Amanita phalloides (noun)
extremely poisonous usually white fungus with a prominent cup-shaped base; differs from edible Agaricus only in its white gills	extremely poisonous usually white fungus with a prominent cup-shaped base; differs from edible Agaricus only in its white gills