93 entries under unpolluted topic. ×
| safe(adjective, good, dull, clear, honest) | |
| spic and span(expression, adjective, idiom, clear, simple) | |
| squeaky(adjective, clear, simple, pure, dirty) | |
| transparent(adjective, quiet, clear, smooth, easy) | |
| undebased(adjective, perfect, pure, natural, neat) | |
| neat as a button(expression, adjective, idiom, clear, simple) | |
| boiled down(expression, pure, refined, purified) | |
| limpid(adjective, wholesome, unadulterated, uncontaminated) | |
| pellucid(adjective, wholesome, unadulterated, uncontaminated) | |
| plenary(adjective, wholesome, unadulterated, uncontaminated) | |
| real(adjective, pure, natural, genuine, wholesome) | |
| twenty-four carat(expression, adjective, wholesome, unadulterated) | |
| undecayed(adjective, pure, unadulterated, antiseptic) |
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| APA | Smart Define. (2016). clean thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/clean/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "clean thesaurus" https://smartdefine.org/clean/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, clean thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/clean/thesaurus/synonyms>. |
| MLA | Smart Define. "clean thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/clean/thesaurus/synonyms> |