- Definitions|1
- Thesaurus|773
- Abbreviations|0
37 entries under unplanned topic. ×
| impulsive(noun, adjective, rude, careless, natural) | |
| extemporaneous(noun, adjective, impulsive, planned, impulse) | |
| extempore(adjective, free, planned, spontaneous, impromptu) | |
| inadvertent(adjective, careless, casual, thoughtless, unwise) | |
| unintended(adjective, rude, careless, chance, casual) | |
| unprepared(adjective, free, spontaneous, impromptu) | |
| undesigned(adjective, planned, intention, unintentional) | |
| unconscious(adjective, careless, natural, casual, thoughtless) | |
| ad-lib(adjective, spontaneous, unprepared, impromptu) | |
| unforeseen(adjective, chance, intention, accidental) | |
| extemporized(adjective, spontaneous, unprepared, unrehearsed) | |
| serendipitous(adjective, chance) | |
| unarranged(adjective, spontaneous, unprepared, unrehearsed) | |
| undevised(adjective, unintentional, accidental, inadvertent) | |
| adventitious(adjective, chance, haphazard, accidental) | |
| off-the-cuff(adjective, chance, spontaneous, unprepared, impromptu) | |
| unthought(accidental, inadvertent) | |
| contingent(chance, casual, random, haphazard) | |
| erratic(careless, chance, casual, arbitrary) | |
| fluky(chance, casual, random, haphazard) |
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| APA | Smart Define. (2015). unpremeditated thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unpremeditated/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unpremeditated thesaurus" https://smartdefine.org/unpremeditated/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, unpremeditated thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unpremeditated/thesaurus/synonyms>. |
| MLA | Smart Define. "unpremeditated thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/unpremeditated/thesaurus/synonyms> |