chemical science vs hydrophobic

chemical science is a noun but hydrophobic is not a noun.

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

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

chemical science (adjective)	hydrophobic (adjective)
	lacking affinity for water; tending to repel and not absorb water; tending not to dissolve in or mix with or be wetted by water
	abnormally afraid of water