sublimation vs chemical science

sublimation and chemical science both are nouns.

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

sublimation (noun)	chemical science (noun)
(psychology) modifying the natural expression of an impulse or instinct (especially a sexual one) to one that is socially acceptable	the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
(chemistry) a change directly from the solid to the gaseous state without becoming liquid