submersed vs biology

submersed is not a noun while biology is a noun.

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

submersed (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

submersed (adjective)	biology (adjective)
beneath the surface of the water
growing or remaining under water