ricin vs albumen

ricin and albumen both are nouns.

Word	Noun	Adjective	Verb	Adverb
ricin	Yes	No	No	No
albumen	Yes	No	No	No

As nouns, albumen is a hypernym of ricin; that is, albumen is a word with a broader meaning than ricin:

ricin: a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon
albumen: a simple water-soluble protein found in many animal tissues and liquids

Other hypernyms of ricin include albumin, toxin.

ricin (noun)	albumen (noun)
a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon	the white part of an egg; the nutritive and protective gelatinous substance surrounding the yolk consisting mainly of albumin dissolved in water
	a simple water-soluble protein found in many animal tissues and liquids