- Definitions|2
- Thesaurus|1k
- Abbreviations|0
93 entries under adjective topic. ×
| improvisatory(free, casual, impulsive, impulse) | |
| involuntary(noun, simple, passionate, violent) | |
| natural(simple, casual, impulsive, willing) | |
| unarranged(spontaneous, unprepared, unplanned, unrehearsed) | |
| unintentional(simple, natural, chance, casual) | |
| unscripted(fake, spontaneous, unprepared, impromptu) | |
| ad hoc(expression, idiom, free, informal) | |
| expedient(free, casual, impulsive, spontaneous) | |
| ill-considered(impulsive, unprepared) | |
| impetuous(noun, simple, passionate, violent) | |
| instantaneous(impulsive, transientness) | |
| reflexive | |
| unconscious(simple, natural, casual, impulsive) | |
| undesigned(unplanned, unintentional, accidental, inadvertent) | |
| unintended(chance, unplanned, unintentional, accidental) | |
| voluntary(simple, natural, casual, impulsive) | |
| autoschediastic(free, casual, impulsive, spontaneous) | |
| break loose(expression, simple, natural, casual) | |
| down(simple, natural, casual, impulsive) | |
| free(simple, natural, casual, impulsive) |
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| APA | Smart Define. (2015). extemporaneous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/extemporaneous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "extemporaneous thesaurus" https://smartdefine.org/extemporaneous/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, extemporaneous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/extemporaneous/thesaurus/synonyms>. |
| MLA | Smart Define. "extemporaneous thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/extemporaneous/thesaurus/synonyms> |