rectification vs chemistry

rectification and chemistry both are nouns.

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

rectification (noun)	chemistry (noun)
the act of offering an improvement to replace a mistake; setting right	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
determination of the length of a curve; finding a straight line equal in length to a given curve	the way two individuals relate to each other
the conversion of alternating current to direct current	the chemical composition and properties of a substance or object
(chemistry) the process of refinement or purification of a substance by distillation