bacillar vs biology

bacillar is not a noun while biology is a noun.

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

bacillar (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

bacillar (adjective)	biology (adjective)
relating to or produced by or containing bacilli
formed like a bacillus