chemistry vs react

chemistry is a noun but react is not a noun.

Word	Noun	Adjective	Verb	Adverb
chemistry	Yes	No	No	No
react	No	No	Yes	No

chemistry (noun)	react (noun)
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
the way two individuals relate to each other
the chemical composition and properties of a substance or object

chemistry (verb)	react (verb)
	undergo a chemical reaction; react with another substance under certain conditions
	show a response or a reaction to something
	act against or in opposition to