47 entries under unrehearsed topic. ×

11
spontaneous(adjective, free, simple, easy, impulsive)
10
unpremeditated(adjective, free, casual, spontaneous, impromptu)
9
extempore(adjective, free, simple, fake, natural)
9
impromptu(adjective, adverb, free, simple, fake)
9
informal(adjective, free, casual, impulsive, spontaneous)
9
offhand(adjective, free, simple, fake, natural)
8
extemporaneous(adjective, simple, natural, casual, impulsive)
8
unplanned(adjective, free, simple, fake, natural)
6
casual(adjective, free, simple, fake, loose)
6
spur-of-the-moment(adjective, free, spontaneous, impromptu)
6
unprepared(adjective, free, casual, spontaneous, impromptu)
5
ad lib(expression, adjective, free, casual)
5
automatic(adjective, free, simple, fake, natural)
5
improvised(adjective, free, simple, fake, natural)
4
ad-lib(adjective, free, simple, fake, natural)
3
extemporized(adjective, spontaneous, unprepared, unplanned)
3
off the cuff(expression, adjective, idiom, free, impromptu)
3
unarranged(adjective, spontaneous, unprepared, unplanned)
2
free(adjective, simple, fake, natural, casual)
2
improviso(free, informal, casual, impulsive, spontaneous)
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APASmart Define. (2015). unstudied thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/unstudied/thesaurus/synonyms
ChicagoSmart Define. 2015. "unstudied thesaurus" https://smartdefine.org/unstudied/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2015, unstudied thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/unstudied/thesaurus/synonyms>.
MLASmart Define. "unstudied thesaurus" 14 April 2015. Web. 2 October 2026. <https://smartdefine.org/unstudied/thesaurus/synonyms>