Other hyponyms of meaninglessness include
absurdity,
absurdness,
ridiculousness,
amphigory,
nonsense verse,
balderdash,
fiddle-faddle,
piffle,
buzzword,
cant,
cobblers,
crock,
fa la,
fal la,
gibber,
gibberish,
incoherence,
incoherency,
unintelligibility,
jabberwocky,
flummery,
mummery,
empty words,
hot air,
palaver,
rhetoric,
rigamarole,
rigmarole,
schmegegge,
shmegegge,
hooey,
poppycock,
stuff,
stuff and nonsense,
baloney,
bilgewater,
boloney,
bosh,
drool,
humbug,
taradiddle,
tarradiddle,
tommyrot,
tosh,
twaddle.