- Definitions|2
- Thesaurus|155
- Abbreviations|0
| improvisatorial | |
| involuntary | |
| kludgy | |
| last-minute | |
| naive(adjective, natural, impromptu) | |
| nuncupative | |
| off the hip(expression, adjective, idiom, impromptu, throwaway) | |
| off top of head(expression, adjective, idiom, throwaway, snapper) | |
| on the spot(expression, adjective, idiom, fake, snapper) | |
| prepared | |
| provisionally | |
| snapper(adjective, fake, off-the-cuff, on-the-spot, unmeditated) | |
| spitball | |
| spur of the moment(expression, adjective, idiom, free, fake) | |
| taking for ride(expression, adjective, idiom, free, casual) | |
| temp | |
| tempestuous | |
| thought out loud(expression, adjective, idiom, free, casual) | |
| throwaway(adjective, impromptu, extemporaneous) | |
| tossed off(expression, adjective, free, casual, improvised) |
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| APA | Smart Define. (2015). extemporary thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/extemporary/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "extemporary thesaurus" https://smartdefine.org/extemporary/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, extemporary thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/extemporary/thesaurus/synonyms>. |
| MLA | Smart Define. "extemporary thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/extemporary/thesaurus/synonyms> |