83 entries under plain topic. ×
| precise(adjective, clear, simple, sharp) | |
| self-explanatory(adjective, quiet, clear, smooth, easy) | |
| smooth(adjective, quiet, clear, easy, fine) | |
| accurate(adjective, clear, obvious) | |
| certain(adjective, clear, obvious, unequivocal) | |
| classic(adjective, simple, bright, clean) | |
| clean-cut(clear, definite, obvious, well-defined) | |
| crystal-clear(adjective, clear, bright, thin) | |
| elementary(adjective, quiet, clear, smooth, easy) | |
| neat(adjective, clear, simple, bright, clean) | |
| perfect(adjective, simple, bright, clean) | |
| specific(clear, straightforward, precise, obvious) | |
| natural(adjective, simple, bright, clean) | |
| authentic(adjective, simple, bright, clean) | |
| clean(adjective, quiet, clear, smooth, easy) | |
| incomplex(adjective, quiet, clear, smooth, easy) | |
| mild(adjective, quiet, clear, smooth, pleasant) | |
| plenary(adjective, simple, bright, clean) | |
| positive(clear, obvious) | |
| pure and simple(expression, adjective, idiom, simple, bright) |
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| APA | Smart Define. (2016). lucid thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/lucid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "lucid thesaurus" https://smartdefine.org/lucid/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, lucid thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/lucid/thesaurus/synonyms>. |
| MLA | Smart Define. "lucid thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/lucid/thesaurus/synonyms> |