zootoxin vs toxin

zootoxin and toxin both are nouns.

Word	Noun	Adjective	Verb	Adverb
zootoxin	Yes	No	No	No
toxin	Yes	No	No	No

As nouns, toxin is a hypernym of zootoxin; that is, toxin is a word with a broader meaning than zootoxin:

zootoxin: a toxin resembling bacterial toxins in its antigenic properties that is found in the fluids of certain animals
toxin: a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species

zootoxin (noun)	toxin (noun)
a toxin resembling bacterial toxins in its antigenic properties that is found in the fluids of certain animals	a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species