make pure vs chemistry

make pure is not a noun while chemistry is a noun.

Word	Noun	Adjective	Verb	Adverb
make pure	No	No	Yes	No
chemistry	Yes	No	No	No

make pure (noun)	chemistry (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

make pure (verb)	chemistry (verb)
remove impurities from, increase the concentration of, and separate through the process of distillation