infolding vs intussusception

infolding and intussusception both are nouns.

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

As nouns, infolding and intussusception are synonyms defined as:

infolding and intussusception: the folding in of an outer layer so as to form a pocket in the surface

Other synonyms of infolding include introversion, invagination.

infolding (noun)	intussusception (noun)
the folding in of an outer layer so as to form a pocket in the surface	(biology) growth in the surface area of a cell by the deposit of new particles between existing particles in the cell wall
	the folding in of an outer layer so as to form a pocket in the surface