0
untreated
0
unwary
0
unwound
0
unwritten
0
without preparation(expression, adverb, ad-lib)
0
without rehearsal(expression, adverb, ad-lib)
-1
unrehearsed
-1
improvised
-1
amateur
-1
extemporary
-1
makeshift
-1
unarranged
11 years ago|2k views|share |citing 
APASmart Define. (2015). prepared thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/prepared/thesaurus/antonyms
ChicagoSmart Define. 2015. "prepared thesaurus" https://smartdefine.org/prepared/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, prepared thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/prepared/thesaurus/antonyms>.
MLASmart Define. "prepared thesaurus" 6 October 2015. Web. 26 September 2026. <https://smartdefine.org/prepared/thesaurus/antonyms>