print media vs samizdat

print media and samizdat both are nouns.

Word	Noun	Adjective	Verb	Adverb
print media	Yes	No	No	No
samizdat	Yes	No	No	No

As nouns, samizdat is a hyponym of print media; that is, samizdat is a word with a more specific, narrower meaning than print media:

print media: a medium that disseminates printed matter
samizdat: a system of clandestine printing and distribution of dissident or banned literature

Other hyponyms of print media include press, public press, journalism, news media, underground press.

print media (noun)	samizdat (noun)
a medium that disseminates printed matter	a system of clandestine printing and distribution of dissident or banned literature