37 entries under free topic. ×

2
improviso(casual, impulsive, impulse, spontaneous)
2
made-up(casual, spontaneous, unrehearsed, improvised)
2
snap(adjective, casual, impulsive, prepared)
1
ad hoc(expression, casual, unplanned, unrehearsed)
1
autoschediastic(casual, impulsive, spontaneous, unprepared)
1
by ear(expression, casual, impulsive, unrehearsed)
1
expedient(casual, impulsive, spontaneous, unprepared)
1
fake(casual, impulsive, spontaneous, unprepared)
1
immediate(casual, impulsive, spontaneous, unprepared)
1
jamming(casual, impulsive, spontaneous, unprepared)
1
off the top of head(expression, adverb, impromptu, unrehearsed)
1
on-the-spot(casual, impulsive, spontaneous, unprepared)
1
on impulse(expression, casual, impulsive, unrehearsed)
1
toss off(expression, casual, impulsive, spontaneous)
1
toss out(expression, casual, impulsive, spontaneous)
1
tossed off(expression, unprepared, unplanned, unrehearsed)
1
winging it(expression, casual, impulsive, unrehearsed)
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APASmart Define. (2015). extempore thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/extempore/thesaurus/synonyms
ChicagoSmart Define. 2015. "extempore thesaurus" https://smartdefine.org/extempore/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, extempore thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/extempore/thesaurus/synonyms>.
MLASmart Define. "extempore thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/extempore/thesaurus/synonyms>