publication vs format

publication and format both are nouns.

Word	Noun	Adjective	Verb	Adverb
publication	Yes	No	No	No
format	Yes	No	Yes	No

publication (noun)	format (noun)
the business of issuing printed matter for sale or distribution	the general appearance of a publication
the act of issuing printed materials	the organization of information according to preset specifications (usually for computer processing)
the communication of something to the public; making information generally known
a copy of a printed work offered for distribution

publication (verb)	format (verb)
	divide (a disk) into marked sectors so that it may store data
	determine the arrangement of (data) for storage and display (in computer science)
	set (printed matter) into a specific format