124 entries under spontaneous topic. ×
| open(verb, adjective, feature, characteristic, close) | |
| loose(verb, adjective, adverb, calm, drop) | |
| unconstrained(adjective, adverb, feature, characteristic, close) | |
| unrestrained(noun, adjective, adverb, clear, simple) | |
| independent(adjective, feature, characteristic, open, free) | |
| frank(noun, adjective, feature, characteristic, open) | |
| gratuitous(adjective, feature, characteristic, charge, allow) | |
| autonomous(adjective, feature, characteristic, separate, honor) | |
| complimentary(adjective, adverb, feature, characteristic, charge) | |
| voluntary(adjective, feature, characteristic, open, honor) | |
| casual(adjective, adverb, simple, easy, fake) | |
| genuine(adjective, feature, characteristic, open, honor) | |
| informal(adjective, adverb, open, simple, fake) | |
| costless(adjective, charge, courtesy, gratuitous) | |
| familiar(adjective, close, open, direct, simple) | |
| straightforward(adjective, feature, characteristic, open, honor) | |
| honorary(adjective, feature, characteristic, honor, detail) | |
| unceremonious(adjective, open, simple, smart, plain) | |
| unpaid(adjective, feature, characteristic, charge, deliberate) | |
| unforced(adjective, feature, characteristic, open, simple) |
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| APA | Smart Define. (2016). free thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/free/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "free thesaurus" https://smartdefine.org/free/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, free thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/free/thesaurus/synonyms>. |
| MLA | Smart Define. "free thesaurus" 1 March 2016. Web. 20 September 2026. <https://smartdefine.org/free/thesaurus/synonyms> |