Synonyms|363Antonyms|90|Broader|9Narrower|7Related|1k
1
flourish
1
free spirited(expression, adjective, simple, natural, casual)
1
freewill
1
hot lick
1
immediate(free, casual, quick, impulsive, abrupt)
1
impetuous(adjective, simple, natural, casual, quick)
1
improvisational
1
improvisatorial
1
improvision
1
inevitable(adjective, simple, natural, casual, impulsive)
1
instantaneous(adjective, impulsive)
1
interpolation
1
irresistible(adjective, simple, natural, casual, impulsive)
1
jamming(free, casual, impulsive, spontaneous, unprepared)
1
jury-rig
1
lick
1
loose
1
measure
1
musical composition
1
not prepared(expression, unqualified, unsuspecting, unready)
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APASmart Define. (2016). impromptu thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/impromptu/thesaurus/synonyms
ChicagoSmart Define. 2016. "impromptu thesaurus" https://smartdefine.org/impromptu/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, impromptu thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/impromptu/thesaurus/synonyms>.
MLASmart Define. "impromptu thesaurus" 28 January 2016. Web. 21 September 2026. <https://smartdefine.org/impromptu/thesaurus/synonyms>