101 entries under pure topic. ×

1
faultless(adjective, clear, simple, bright)
1
flawless(adjective, clear, simple, bright, clean)
1
graceful(adjective, clear, simple, bright)
1
innoxious(adjective, clear, sound, healthy)
1
inoffensive(adjective, clear, sound, healthy)
1
invigorating(adjective, clear, cool, pleasant, clean)
1
laundered(adjective, clear, simple, bright)
1
natural(adjective, clean, perfect, wholesome)
1
neat as a button(expression, adjective, idiom, clear, simple)
1
neat as a pin(expression, adjective, idiom, clear, simple)
1
neutralized(adjective, clear, sound, healthy)
1
nonpoisonous(adjective, clear, sound, healthy)
1
nontoxic(adjective, clear, sound, healthy)
1
not dangerous(expression, adjective, clear, sound)
1
refined(adjective, sharp, obscure, clean, perfect)
1
refreshing(adjective, pleasant, new, wholesome)
1
reliable(adjective, clear, sound, healthy)
1
risk-free(adjective, clear, sound, healthy)
1
riskless(adjective, clear, sound, healthy)
1
secure(adjective, clear, sound, healthy)
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APASmart Define. (2015). unpolluted thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unpolluted/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpolluted thesaurus" https://smartdefine.org/unpolluted/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unpolluted thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unpolluted/thesaurus/synonyms>.
MLASmart Define. "unpolluted thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/unpolluted/thesaurus/synonyms>