chemistry vs polyvalency

chemistry and polyvalency both are nouns.

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

chemistry (noun)	polyvalency (noun)
the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions	(chemistry) the state of having a valence greater than two
the way two individuals relate to each other	(toxicology) the state of being capable of counteracting more than one toxin or antigen or kind of microorganism
the chemical composition and properties of a substance or object