31 entries under impromptu topic. ×

3
counterfeit(adjective, fake, false, inferior, mock)
2
affected(adjective, fake, false, counterfeit, mock)
2
fictitious(adjective, mock, affected, untrue, inaccurate)
2
supposititious(mock, affected)
0
Hollywood(mock, affected)
0
ad lib(expression, mock, affected)
0
campy(mock, affected)
0
cooked-up(mock, affected)
0
dashed off(expression, mock, affected)
0
figmental(mock, affected)
0
gone Hollywood(expression, mock, affected)
0
hammy(mock, affected)
0
high falutin(expression, mock, affected)
0
hyped up(expression, mock, affected)
0
improv(mock, affected)
0
improviso(mock, affected)
0
invented(mock, affected)
0
la-di-da(mock, affected)
0
manmade(mock, affected)
0
mimetic(mock, affected)
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APASmart Define. (2015). ungenuine thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/ungenuine/thesaurus/synonyms
ChicagoSmart Define. 2015. "ungenuine thesaurus" https://smartdefine.org/ungenuine/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, ungenuine thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/ungenuine/thesaurus/synonyms>.
MLASmart Define. "ungenuine thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/ungenuine/thesaurus/synonyms>