95 entries under spontaneous topic. ×

1
unprompted(adjective, simple, natural, casual, impulsive)
1
unrestrained(adjective, simple, plain, relaxed, straightforward)
1
unsophisticated(adjective, simple, natural, casual, impulsive)
1
up front(expression, adjective, simple, natural, casual)
1
urbane(adjective, simple, plain, relaxed, straightforward)
1
voluntary(adjective, simple, natural, casual, impulsive)
1
willing(adjective, simple, natural, casual, impulsive)
1
winging it(expression, adjective, unprepared, impromptu)
1
without ceremony(expression, adjective, simple, relaxed, straightforward)
0
Band-Aid(unplanned, unpremeditated)
0
fly-by-night(unplanned, unpremeditated)
0
hit-or-miss(unplanned, unpremeditated)
0
off your own bat(expression, idiom, willing, unforced)
0
unarranged(unprepared, unplanned, unrehearsed, unpremeditated)
0
unscripted(adjective, unprepared, impromptu, unplanned)
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APASmart Define. (2015). off-the-cuff thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/off-the-cuff/thesaurus/synonyms
ChicagoSmart Define. 2015. "off-the-cuff thesaurus" https://smartdefine.org/off-the-cuff/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, off-the-cuff thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/off-the-cuff/thesaurus/synonyms>.
MLASmart Define. "off-the-cuff thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/off-the-cuff/thesaurus/synonyms>