abaxial vs biology

abaxial is not a noun while biology is a noun.

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

abaxial (noun)	biology (noun)
	the science that studies living organisms
	all the plant and animal life of a particular region
	characteristic life processes and phenomena of living organisms

abaxial (adjective)	biology (adjective)
facing away from the axis of an organ or organism