sensationalism vs journalese

sensationalism and journalese both are nouns.

Word	Noun	Adjective	Verb	Adverb
sensationalism	Yes	No	No	No
journalese	Yes	No	No	No

As nouns, journalese is a hypernym of sensationalism; that is, journalese is a word with a broader meaning than sensationalism:

sensationalism: the journalistic use of subject matter that appeals to vulgar tastes
journalese: the style in which newspapers are written

sensationalism (noun)	journalese (noun)
(philosophy) the doctrine that knowledge derives from experience	the style in which newspapers are written
(philosophy) the ethical doctrine that feeling is the only criterion for what is good
the journalistic use of subject matter that appeals to vulgar tastes
subject matter that is calculated to excite and please vulgar tastes