biology vs decomposition

biology and decomposition both are nouns.

Word	Noun	Adjective	Verb	Adverb
biology	Yes	No	No	No
decomposition	Yes	No	No	No

biology (noun)	decomposition (noun)
the science that studies living organisms	the analysis of a vector field
all the plant and animal life of a particular region	the organic phenomenon of rotting
characteristic life processes and phenomena of living organisms	(biology) the process of decay caused by bacterial or fungal action
	(chemistry) separation of a substance into two or more substances that may differ from each other and from the original substance
	in a decomposed state