extemporaneous as an adjective: - 1
extemporaneous
adjective
1 extemporaneous
With little or no preparation or forethought:
— An extemporaneous piano recital.
synonyms: ad-lib, extemporary, extempore, impromptu, off-the-cuff, offhand, offhanded, unrehearsed.
Roget 612:
extemporaneous,
impulsive,
indeliberate†;
snap;
improvised,
improvisate†,
improvisatory†;
unpremeditated,
unmeditated;
improvise;
unprompted,
unguided;
natural,
unguarded;
spontaneous
etc.
(voluntary)
600;
instinctive
etc.
601.
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Roget 674:
unprepared
etc.
(prepare);
&c.;
673;
without preparation
etc.
673;
incomplete
etc.
53;
rudimental,
embryonic,
abortive;
immature,
unripe,
kachcha†,
raw,
green,
crude;
coarse;
rough cast,
rough hewn;
in the rough;
unhewn†,
unformed,
unfashioned†,
unwrought,
unlabored†,
unblown,
uncooked,
unboiled,
unconcocted,
unpolished.
unhatched,
unfledged,
unnurtured†,
unlicked†,
untaught,
uneducated,
uncultivated,
untrained,
untutored,
undrilled,
unexercised;
deckle-edged†;
precocious,
premature;
undigested,
indigested†;
unmellowed†,
unseasoned,
unleavened.
unrehearsed,
unscripted,
extemporaneous,
improvised,
spontaneous,
ad lib,
ad libitem [Lat.].
fallow;
unsown,
untilled;
natural,
in a state of nature;
undressed;
in dishabille,
en deshabille [Fr.].
unqualified,
disqualified;
unfitted;
ill-digested;
unbegun,
unready,
unarranged†,
unorganized,
unfurnished,
unprovided,
unequipped,
untrimmed;
out of gear,
out of order;
dismantled
etc.
v..
shiftless,
improvident,
unthrifty,
thriftless,
thoughtless,
unguarded;
happy-go-lucky;
caught napping
etc.
(inexpectant)
508†;
unpremeditated
etc.
612.
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Roget 111:
transient,
transitory,
transitive;
passing,
evanescent,
fleeting,
cursory,
short-lived,
ephemeral;
flying
etc.
v.;
fugacious,
fugitive;
shifting,
slippery;
spasmodic;
instantaneous,
momentaneous†.
temporal,
temporary;
provisional,
provisory;
deciduous;
perishable,
mortal,
precarious,
unstable,
insecure;
impermanent.
brief,
quick,
brisk,
extemporaneous,
summary;
pressed for time
etc.
(haste)
684;
sudden,
momentary
etc.
(instantaneous)
113.
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Moby thesaurus: ad lib, ad libitum, ad-lib, casual, caught napping, caught off balance, caught short, extemporary, extempore, extemporized, haphazard, hasty, impromptu, improvisatorial, improvise, improvised, improviso, impulsive, informal, jury-rigged, makeshift, off the cuff, off-the-cuff, offhand, precipitate, rough-and-ready, snap, spontaneous, spur-of-the-moment, stopgap, surprised, taken aback, taken by surprise, taken unawares, tripped up, unarranged, unbegun, unconcocted, uncontrived, undeliberated, undevised, unhatched, unmade, unmanufactured, unorganized, unplanned, unpremeditated, unprepared, unprimed, unready, unrehearsed, unstudied ... show more.
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