nonexistence
nonsubsistence
nonentity
nil
negativeness
nullity
nihilism
blank
abeyance
absence
nonbeing
nothingness
oblivion
annihilation
extinguishment
extirpation
obliteration
null and void
cease
perish
be extinct
become extinct
disappear
melt away
dissolve
go
die
extinct
pass away
annihilate
null
abrogate
destroy
remove
obliterate
extirpate
nonexistent
negative
blank
missing
extinct
omitted
absent
insubstantial
shadowy
visionary
unreal
potential
virtual
baseless
unborn
unbegotten
unconceived
unproduced
unmade
perished
annihilated
exhausted
gone
lost
vanished
departed
defunct
supposititious
virtually