21 entries under informal topic. ×

5
impromptu(adjective, adverb, unprepared, unplanned)
5
improvised(adjective, spontaneous, unplanned, unrehearsed)
4
extemporaneous(adjective, fake, spontaneous, unrehearsed)
4
unplanned(adjective, spontaneous, unprepared, unrehearsed)
4
unprepared(adjective, spontaneous, unplanned, unrehearsed)
3
extempore(adjective, spontaneous, unprepared, unrehearsed)
3
makeshift(adjective, spontaneous, unplanned, unpremeditated)
2
ad-lib(adjective, fake, spontaneous, unprepared)
2
spontaneous(adjective, unprepared, unplanned, unrehearsed)
2
unrehearsed(adjective, spontaneous, unprepared, unplanned)
1
according to pleasure(expression, adjective, unplanned, extemporize)
1
ad hoc(expression, idiom, spontaneous, unprepared)
1
ad libitum(expression, adjective, unplanned, extemporize)
1
as one thinks best(expression, adjective, unplanned, extemporize)
1
as one wishes(expression, adjective, unplanned, extemporize)
1
at will(expression, adjective, unplanned, extemporize)
1
improvise(adjective, unplanned, extemporize, off-the-cuff)
1
made-up(adjective, spontaneous, unplanned, unpremeditated)
1
off-the-cuff(adjective, spontaneous, unprepared, unplanned)
1
without restraint(expression, unplanned, extemporize, off-the-cuff)
<12>
11 years ago|731 views|share |citing 
APASmart Define. (2015). extemporized thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/extemporized/thesaurus/synonyms
ChicagoSmart Define. 2015. "extemporized thesaurus" https://smartdefine.org/extemporized/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, extemporized thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/extemporized/thesaurus/synonyms>.
MLASmart Define. "extemporized thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/extemporized/thesaurus/synonyms>