- Definitions|2
- Thesaurus|1k
- Abbreviations|0
93 entries under adjective topic. ×
| impromptu(adverb, simple, plain, informal) | |
| spontaneous(noun, plain, impulsive, willing) | |
| unrehearsed(adverb, plain, impulsive, prepared) | |
| offhand(noun, simple, natural, chance) | |
| unpremeditated(noun, impulsive, planned, impulse) | |
| unprepared(spontaneous, unprepared, impromptu, unplanned) | |
| extempore(simple, informal, natural, chance) | |
| extemporary(free, casual, impulsive, prepared) | |
| improvised(simple, informal, natural, chance) | |
| spur-of-the-moment(noun, impulsive, prepared, spontaneous) | |
| ad-lib(simple, informal, natural, casual) | |
| impulsive(noun, adverb, simple, natural) | |
| informal(free, plain, casual, impulsive) | |
| off-the-cuff(adverb, simple, informal, natural) | |
| unplanned(noun, simple, informal, natural) | |
| unstudied(simple, natural, casual, impulsive) | |
| ad lib(expression, idiom, adverb, impulsive) | |
| casual(free, simple, natural, chance) | |
| makeshift(free, simple, casual, crude) | |
| off the cuff(expression, idiom, unprepared, impromptu) |
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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> |