intussusception vs biology

intussusception and biology both are nouns.

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

intussusception (noun)	biology (noun)
(biology) growth in the surface area of a cell by the deposit of new particles between existing particles in the cell wall	the science that studies living organisms
the folding in of an outer layer so as to form a pocket in the surface	all the plant and animal life of a particular region
	characteristic life processes and phenomena of living organisms