Synonyms|65Antonyms|2|Broader|0Narrower|0Related|12

14 entries under spontaneous topic. ×

4
extemporaneous(adjective, free, casual, impulsive, impulse)
2
by ear(expression, adjective, free, fake, informal)
2
improv(adjective, free, fake, informal, casual)
2
improvised(adjective, free, casual, impulsive, impulse)
2
improviso(adjective, free, fake, informal, casual)
2
off-the-cuff(adjective, unprepared, impromptu, unrehearsed)
2
on-the-spot(adjective, free, fake, informal, casual)
2
on impulse(expression, adjective, free, fake, informal)
1
ad-lib(adjective, free, fake, casual, impulsive)
1
ad lib(expression, adjective, free, informal, casual)
1
autoschediastic(adjective, free, fake, casual, impulsive)
1
extemporary(adjective, free, fake, casual, impulsive)
1
fake(adjective, free, casual, impulsive)
0
unscripted(unprepared, impromptu)
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APASmart Define. (2013). improvisatory thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/improvisatory/thesaurus/synonyms
ChicagoSmart Define. 2013. "improvisatory thesaurus" https://smartdefine.org/improvisatory/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2013, improvisatory thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/improvisatory/thesaurus/synonyms>.
MLASmart Define. "improvisatory thesaurus" 19 May 2013. Web. 23 September 2026. <https://smartdefine.org/improvisatory/thesaurus/synonyms>