instantaneous

As adjectives the difference between unanticipated and instantaneous

is that unanticipated is not anticipated while instantaneous is occurring]], [[arise|arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As adjectives the difference between unforeseen and instantaneous

is that unforeseen is not foreseen while instantaneous is occurring]], [[arise|arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As adjectives the difference between quick and instantaneous

is that quick is moving with speed, rapidity or swiftness, or capable of doing so; rapid; fast while instantaneous is occurring]], [[arise|arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As an adverb quick

is (colloquial) with speed, quickly.

As a noun quick

is raw or sensitive flesh, especially that underneath finger and toe nails.

As a verb quick

is to amalgamate surfaces prior to gilding or silvering by dipping them into a solution of mercury in nitric acid.

As an initialism Swift

is society for worldwide interbank financial telecommunication.

As an adjective instantaneous is

occurring]], [[arise|arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As a noun for

is oven.

As an adjective instantaneous is

occurring]], [[arise|arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As adjectives the difference between instantaneous and precipitate

is that instantaneous is occurring]], [[arise|arising, or functioning without any delay; happening within an imperceptibly brief period of time while precipitate is headlong; falling steeply or vertically.

As a verb precipitate is

to make something happen suddenly and quickly; hasten.

As a noun precipitate is

a product resulting from a process, event, or course of action.

As adjectives the difference between unannounced and instantaneous

is that unannounced is not announced while instantaneous is occurring, arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As adjectives the difference between hasty and instantaneous

is that hasty is acting in haste; being too hurried or quick (eg without much thinking about it they made a hasty decision to buy it ) while instantaneous is occurring]], [[arise|arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective instantaneous is

occurring, arising, or functioning without any delay; happening within an imperceptibly brief period of time.

As adjectives the difference between instantaneous and spontaneous

is that instantaneous is occurring, arising, or functioning without any delay; happening within an imperceptibly brief period of time while spontaneous is self-generated; happening without any apparent external cause.