invagination vs infolding

invagination and infolding both are nouns.

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

As nouns, invagination and infolding are synonyms defined as:

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

Other synonyms of invagination include introversion, intussusception.

invagination (noun)	infolding (noun)
the folding in of an outer layer so as to form a pocket in the surface	the folding in of an outer layer so as to form a pocket in the surface
the condition of being folded inward or sheathed