meaninglessness vs hokum

meaninglessness and hokum both are nouns.

Word	Noun	Adjective	Verb	Adverb
meaninglessness	Yes	No	No	No
hokum	Yes	No	No	No

As nouns, meaninglessness and hokum are synonyms defined as:

Other synonyms of meaninglessness include bunk, nonsense, nonsensicality.

meaninglessness (noun)	hokum (noun)
the quality of having no value or significance	a message that seems to convey no meaning
a message that seems to convey no meaning