Synonyms|132Antonyms|28|Broader|0Narrower|0Related|224
2
ad-lib(adjective, adverb, manner)
1
extemporaneous(adjective, improvised)
1
impromptu(adjective, adverb, unrehearsed, improvised)
1
improvised
1
performed
1
unprepared
0
extemporary
0
extempore
0
extemporized
0
instinctive
0
involuntary
0
mechanic
0
mechanical
0
off-the-cuff
0
off top of head(expression, idiom, adverb, prepared, ad-lib)
0
offhand
0
offhanded
0
robotic
0
snap
0
spontaneous
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APASmart Define. (2015). rehearsed thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/rehearsed/thesaurus/antonyms
ChicagoSmart Define. 2015. "rehearsed thesaurus" https://smartdefine.org/rehearsed/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2015, rehearsed thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/rehearsed/thesaurus/antonyms>.
MLASmart Define. "rehearsed thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/rehearsed/thesaurus/antonyms>