instantaneity
instantaneousness
instancy
in a flash
instantiatable
in the blink of an eye
uninstantiable
noninstantiable
prematurity
prematureness
instantization
pseudoparticle
in the twinkling of an eye
instant
insta-
automatism
instantiation
suddenty
instantial
reflexive
superinstantaneous
unripely
acutely
suddenliness
suddenly
suddenness
precipitateness
aperiodicity
immediateness
noninstantaneous
momentariness
momentaneity
spontaneity
subitaneousness
previous
at one stroke
in the wink of an eye
direct
nonportability
latency
nongradual
New York minute
on the hop
impulsive
code red
right
aftereffect
episodical
precipitancy
unscripted