191 entries under adjective topic. ×
| abrupt(impulsive, rash, unthinking) | |
| hit-or-miss(insignificant, irregular, senseless, planned) | |
| incidental(chance, casual, random, haphazard) | |
| indiscriminate(insignificant, irregular, senseless, planned) | |
| precipitate(noun, impulsive, rash, unthinking) | |
| unforeseen(chance, lucky, unintentional, accidental) | |
| unstudied(free, simple, fake, natural) | |
| extempore(free, simple, fake, informal) | |
| impetuous(noun, simple, natural, casual) | |
| impulsive(noun, simple, violent, natural) | |
| involuntary(noun, simple, natural, casual) | |
| spur-of-the-moment(noun, free, impulsive, spontaneous) | |
| desultory(insignificant, irregular, senseless, planned) | |
| purposeless(insignificant, useless, extensive, erratic) | |
| snap(noun, free, informal, casual) | |
| sudden(noun, impulsive, rash, unthinking) | |
| unconscious(simple, natural, casual, impulsive) | |
| ad lib(expression, free, casual, unrehearsed) | |
| aimless(insignificant, casual, irregular, senseless) | |
| improvised(free, simple, fake, informal) |
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| APA | Smart Define. (2015). unplanned thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unplanned/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unplanned thesaurus" https://smartdefine.org/unplanned/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, unplanned thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unplanned/thesaurus/synonyms>. |
| MLA | Smart Define. "unplanned thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/unplanned/thesaurus/synonyms> |