noun
1.
Synonyms: hole 3, cavity, hollow, void
2.
the condition, fact, or quality of being vacuous
the utter vacuity of his expression
Synonyms: blankness, emptiness, vacancy, vacuousness, voidness
Related Word: bareness, barrenness, bleakness, desolateness, hollowness; dullness, inaneness, inanity, stupidity
3.
Synonyms: nothingness , nada, nihility, nonexistence, nullity