Synonyms|324Antonyms|79|Broader|4Narrower|0Related|376

2 entries under planned topic. ×

6
spontaneous(adjective, impulsive, willing)
5
unpremeditated
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APASmart Define. (2015). premeditated thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/premeditated/thesaurus/antonyms
ChicagoSmart Define. 2015. "premeditated thesaurus" https://smartdefine.org/premeditated/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, premeditated thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/premeditated/thesaurus/antonyms>.
MLASmart Define. "premeditated thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/premeditated/thesaurus/antonyms>