contaminate vs contamination

contaminate is not a noun while contamination is a noun.

Word	Noun	Adjective	Verb	Adverb
contaminate	No	No	Yes	No
contamination	Yes	No	No	No

contaminate (noun)	contamination (noun)
	the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors
	the state of being contaminated
	a substance that contaminates

contaminate (verb)	contamination (verb)
make impure
make radioactive by adding radioactive material