pressman vs printer

pressman and printer both are nouns.

Word	Noun	Adjective	Verb	Adverb
pressman	Yes	No	No	No
printer	Yes	No	No	No

As nouns, pressman and printer are synonyms defined as:

pressman (noun)	printer (noun)
someone whose occupation is printing	a machine that prints
a male journalist employed to provide news stories for newspapers or broadcast media	(computer science) an output device that prints the results of data processing
	someone whose occupation is printing