catalyst vs chemistry

catalyst and chemistry both are nouns.

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

catalyst (noun)	chemistry (noun)
something that causes an important event to happen	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected	the way two individuals relate to each other
	the chemical composition and properties of a substance or object