88 entries under straightforward topic. ×
| natural(adjective, calm, open, simple, plain) | |
| free(adjective, feature, characteristic, simple, fake) | |
| unconstrained(adjective, feature, characteristic, free, simple) | |
| extempore(adjective, free, simple, fake, informal) | |
| intimate(adjective, simple, plain, casual) | |
| simple(adjective, open, light, easy, pure) | |
| snap(noun, adjective, light, free, simple) | |
| direct(adjective, honest, natural, candid) | |
| open(adjective, calm, simple, easy, informal) | |
| frank(adjective, open, simple, easy, careless) | |
| genuine(adjective, feature, characteristic, honest, modest) | |
| off-the-cuff(adjective, simple, informal, natural) | |
| unrestrained(adjective, calm, simple, plain, relaxed) | |
| effortless(adjective, calm, quiet, light, smooth) | |
| forthright(adjective, calm, quiet, open, light) | |
| honest(adjective, weak, careless, natural) | |
| improv(adjective, free, simple, fake, informal) | |
| loose(adjective, simple, easy, plain, careless) | |
| ordinary(adjective, simple, reasonable, common, usual) | |
| relaxed(adjective, calm, quiet, light, smooth) |
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| APA | Smart Define. (2015). spontaneous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/spontaneous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "spontaneous thesaurus" https://smartdefine.org/spontaneous/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, spontaneous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/spontaneous/thesaurus/synonyms>. |
| MLA | Smart Define. "spontaneous thesaurus" 3 August 2015. Web. 25 September 2026. <https://smartdefine.org/spontaneous/thesaurus/synonyms> |