inane
–adjective
1.
lacking sense, significance, or ideas; silly: inane questions.
2.
empty; void.
–noun
3.
something that is empty or void, esp. the void of infinite space.
inanely, adverb
Synonyms:1. pointless. See foolish.
Synonyms
asinine
daft
dumb
empty
fatuous
feckless
foolish
frivolous
idiotic
illogical
imbecile
insubstantial