81 entries under informal topic. ×

1
taking for ride(expression, free, snap, unrehearsed)
1
temperate(adjective, calm, quiet, light, smooth)
1
thought out loud(expression, free, snap, unrehearsed)
1
thriving(adjective, calm, quiet, light, smooth)
1
tossed off(expression, free, snap, unrehearsed)
1
tossed out(expression, free, snap, unrehearsed)
1
tranquil(adjective, calm, quiet, light, smooth)
1
undisturbed(adjective, calm, quiet, light, smooth)
1
unexacting(adjective, calm, quiet, light, smooth)
1
unhurried(adjective, calm, quiet, light, smooth)
1
untroubled(adjective, calm, quiet, light, smooth)
1
unworried(adjective, calm, quiet, light, smooth)
1
urbane(adjective, calm, simple, plain)
1
well-to-do(adjective, calm, quiet, light, smooth)
0
according to pleasure(expression, idiom, unplanned, extemporize)
0
as one thinks best(expression, idiom, unplanned, extemporize)
0
as one wishes(expression, idiom, unplanned, extemporize)
0
at will(expression, unplanned, extemporize, off-the-cuff)
0
extemporize(unplanned, off-the-cuff, extemporise)
0
susceptible(adjective, calm, moving, relaxed)
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APASmart Define. (2015). spontaneous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/spontaneous/thesaurus/synonyms
ChicagoSmart Define. 2015. "spontaneous thesaurus" https://smartdefine.org/spontaneous/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, spontaneous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/spontaneous/thesaurus/synonyms>.
MLASmart Define. "spontaneous thesaurus" 3 August 2015. Web. 30 September 2026. <https://smartdefine.org/spontaneous/thesaurus/synonyms>