Synonyms and Antonyms for Impromptu

Following is a list of 200 synonym words and phrases that are related to impromptu:

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4 Letter Words

cold

5 Letter Words

adlibhasty

6 Letter Words

ad libad-hocartfulabruptcasualunmadecandid

7 Letter Words

interimraucousquickieriotousdaylongaimlessartlessunurgedunposedunpacedunlined

8 Letter Words

informalweeklongspiritedunstagedimpromptunplanedplanlessrulelessunguidedunformedunwordedheedlessunformalformlessunreinedunpoisedunsortedunphasedunaiming

9 Letter Words

makeshifttemporaryunplannedextemporehaphazardad-libbedunpreppedthrowawayintuitiveorderlessunadvisedunthoughtunweighedprimelessuntraineduncoachedunstudiedabandonedcauselessunplottedhomegrownunpitchedfree-formunorderly

10 Letter Words

ad libitumunpreparedimprovisedunscriptedoccasionalpreplannedex temporeunprovokedunheraldedpromptlessundesignedunpurposedunintendedunpromptedunprefacedscriptlessunbespokenunarrangednonplannedmethodlessopen-endedunthinkingunauthoredremindlessunsupposedschemelessunreservedunschooledunforeseenunreasonedunproposedunprovidedsystemlessmomentlessdisorderedrecordlessurgentlessunpreludedincidental

11 Letter Words

spontaneousunsolicitedprovisionalextemporaryunrehearsedunscheduledimprovisateunthoughtedunprologuednonpreparedinvoluntaryunannouncedinstinctiveuncontrivedunconducteduncommandedinadvertentunconspiredunpracticedunconcertedpatternlessunqualifiedunorganisedunforeheardunpreventednonarrangednonscriptedunmeditateduncommencedunpretendedunpredictedunconscious

12 Letter Words

off-the-cuffextemporizedunsanctionedunconsideredunimprovisedindeliberateunrestrainedunproclaimedunstructuredunstipulatedunprophesiedunauditionedunlooked forunthoughtfulunregimenteduncalculatedexpontaneousunvolitionalunforeseeingoccasionlessfreewheelingunpurposefulschedulelessunoccasionednonrehearsaluninstigatedunformulateduncontrolledunhesitativedisorganizedunthought-ofunproceduraluntheatricalunsuspectingunelaboratedunpreparable

13 Letter Words

spontaneouslyunpredictableunforeseeablesurreptitiousserendipitousunforeknowingintentionlessunintentionalunspontaneousunanticipateddirectionlessuncoordinatedunconscriptedunpreordaineduninstinctiveunprovidencedunconditioned

14 Letter Words

extemporaneousunpremeditatedunorchestrateduntelepromptedunpremeditableunsystematized

15 Letter Words

improvisationalforethoughtlessinstructionlessunpredetermined

16 Letter Words

introductionless

18 Letter Words

spur-of-the-moment

Using this list of similar-meaning words, you can choose the best synonyms to replace impromptu in your sentences.

Additionally, you'll find antonyms included, perfect for when you need the complete opposite meaning of impromptu in your writing.