Other hyponyms of meaninglessness include
absurdity,
absurdness,
ridiculousness,
amphigory,
balderdash,
fiddle-faddle,
piffle,
buzzword,
cant,
cobblers,
crock,
fa la,
fal la,
gibber,
gibberish,
incoherence,
incoherency,
unintelligibility,
jabberwocky,
flummery,
mummery,
empty talk,
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.