saturate vs chemistry

saturate is not a noun while chemistry is a noun.

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

saturate (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

saturate (verb)	chemistry (verb)
cause (a chemical compound, vapour, solution, magnetic material) to unite with the greatest possible amount of another substance
infuse or fill completely