deaden vs chemical science

deaden is not a noun while chemical science is a noun.

Word	Noun	Adjective	Verb	Adverb
deaden	No	No	Yes	No
chemical science	Yes	No	No	No

deaden (noun)	chemical science (noun)
	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions

deaden (verb)	chemical science (verb)
become lifeless, less lively, intense, or active; lose life, force, or vigor
make less lively, intense, or vigorous; impair in vigor, force, activity, or sensation
lessen the momentum or velocity of
make vapid or deprive of spirit
convert (metallic mercury) into a grey powder consisting of minute globules, as by shaking with chalk or fatty oil
make vague or obscure or make (an image) less visible
cut a girdle around so as to kill by interrupting the circulation of water and nutrients