18 entries under improv topic. ×

5
impromptu(adverb, impulse, offhand, impulsively, spontaneously)
4
ad lib(expression, idiom, adverb, impromptu, spontaneously)
4
spontaneously(adverb, freely, impromptu, impulsively)
2
ad-lib(adverb, manner, offhand, impromptu, spontaneously)
0
according to pleasure(expression, idiom, spontaneously)
0
ad libitum(expression, spontaneously)
0
as one thinks best(expression, idiom, spontaneously)
0
as one wishes(expression, idiom, spontaneously)
0
at will(expression, spontaneously)
0
automatically
0
by ear(expression, offhand, impromptu, spontaneously)
0
off the hip(expression, idiom, offhand, impromptu, spontaneously)
0
off the top of head(expression, idiom, impromptu, spontaneously)
0
off top of head(expression, idiom, impromptu, spontaneously)
0
spur of the moment(expression, idiom, offhand, impromptu, spontaneously)
0
without preparing(expression, spontaneously)
0
without rehearsal(expression, adverb, impromptu, spontaneously)
0
without restraint(expression, spontaneously)
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APASmart Define. (2015). extemporaneously thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/extemporaneously/thesaurus/synonyms
ChicagoSmart Define. 2015. "extemporaneously thesaurus" https://smartdefine.org/extemporaneously/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, extemporaneously thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/extemporaneously/thesaurus/synonyms>.
MLASmart Define. "extemporaneously thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/extemporaneously/thesaurus/synonyms>