impromptu

As adjectives the difference between unprepared and impromptu

is that unprepared is not prepared; caught by surprise while impromptu is improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned.

As nouns the difference between unprepared and impromptu

is that unprepared is a black mark given to a pupil who arrives at a lesson without the necessary items or preparation while impromptu is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

As adjectives the difference between impromptu and impetuous

is that impromptu is improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned while impetuous is making arbitrary decisions, especially in an impulsive and forceful manner.

As a noun impromptu

is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

As nouns the difference between freestyle and impromptu

is that freestyle is a swimming event in which the contestants may choose any stroke while impromptu is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

As a verb freestyle

is to improvise one's own style; to ad-lib (especially in rap music).

As an adjective impromptu is

improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned.

As nouns the difference between impromptu and improvising

is that impromptu is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo while improvising is improvisation.

As an adjective impromptu

is improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned.

As a verb improvising is

.

As adjectives the difference between impromptu and false

is that impromptu is improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned while false is (label) one of two states of a boolean variable; logic.

As a noun impromptu

is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

As nouns the difference between impromptu and pickup

is that impromptu is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo while pickup is a car with a loading space; pickup truck.

As an adjective impromptu

is improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned.

As adjectives the difference between impromptu and undefined

is that impromptu is improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned while undefined is lacking a definition or value.

As a noun impromptu

is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

As nouns the difference between declamation and impromptu

is that declamation is declamation while impromptu is (music) a short musical composition for an informal occasion often with the character of improvisation and usually to be played solo.

As an adjective impromptu is

improvised; without prior preparation, planning or rehearsal; extemporaneous; unplanned.