17 entries under snapper topic. ×

1
extemporary(adjective, prepared)
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ad lib(expression, adjective, extemporary)
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at first glance(expression, adjective, idiom, prepared)
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by ear(expression, adjective, prepared, extemporary)
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improv(adjective, prepared, extemporary)
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improvisatory(adjective, prepared, extemporary)
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improviso(adjective, prepared, extemporary)
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off the top of head(expression, adjective, idiom, prepared)
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off top of head(expression, adjective, idiom, prepared)
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on-the-spot(adjective, prepared, extemporary)
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on impulse(expression, adjective, prepared, extemporary)
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on the spot(expression, adjective, idiom, prepared)
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spur of the moment(expression, adjective, idiom, prepared)
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taking for ride(expression, adjective, idiom, prepared)
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thought out loud(expression, adjective, idiom, prepared)
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tossed off(expression, adjective, plan, prepared)
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tossed out(expression, adjective, prepared, extemporary)
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APASmart Define. (2015). read thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/read/thesaurus/antonyms
ChicagoSmart Define. 2015. "read thesaurus" https://smartdefine.org/read/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2015, read thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/read/thesaurus/antonyms>.
MLASmart Define. "read thesaurus" 23 December 2015. Web. 20 September 2026. <https://smartdefine.org/read/thesaurus/antonyms>