folio vs paging

folio and paging both are nouns.

Word	Noun	Adjective	Verb	Adverb
folio	Yes	No	No	No
paging	Yes	No	No	No

As nouns, folio and paging are synonyms defined as:

Other synonyms of folio include page number, pagination.

folio (noun)	paging (noun)
a book (or manuscript) consisting of large sheets of paper folded in the middle to make two leaves or four pages	calling out the name of a person (especially by a loudspeaker system)
a sheet of any written or printed material (especially in a manuscript or book)	the system of numbering pages
the system of numbering pages