142 entries under simple topic. ×
| familiar(adjective, calm, reasonable, informal) | |
| flowing(adjective, calm, quiet, light, smooth) | |
| fluent(adjective, calm, quiet, light, smooth) | |
| folksy(adjective, open, easy, modest) | |
| free-and-easy(adjective, easy, plain, straightforward) | |
| guileless(honest, pure, natural, straightforward) | |
| homey(adjective, open, easy, modest) | |
| ignorant(easy, fresh, innocent, real) | |
| in clover(expression, adjective, calm, quiet, light) | |
| inartificial(easy, real, unaffected, instinctive) | |
| inconspicuous(adjective, easy, plain, straightforward) | |
| innocent(easy, plain, pure, sincere) | |
| laid back(expression, adjective, straightforward, casual) | |
| lamb(plain, fresh, innocent, sincere) | |
| languid(adjective, calm, quiet, light, smooth) | |
| leisurely(adjective, calm, quiet, light, smooth) | |
| light(adjective, calm, quiet, smooth) | |
| like a babe in the woods(expression, plain, fresh, innocent) | |
| mild(adjective, calm, quiet, light, smooth) | |
| mixed(adjective, easy, plain, straightforward) |
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| APA | Smart Define. (2015). spontaneous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/spontaneous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "spontaneous thesaurus" https://smartdefine.org/spontaneous/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, spontaneous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/spontaneous/thesaurus/synonyms>. |
| MLA | Smart Define. "spontaneous thesaurus" 3 August 2015. Web. 24 September 2026. <https://smartdefine.org/spontaneous/thesaurus/synonyms> |