92 entries under unpolluted topic. ×

2
sterile(adjective, clean, perfect, pure, fresh)
2
straight(adjective, clean, wholesome, unadulterated)
2
tidy(adjective, fresh, sparkling, spotless)
2
uncontaminated(adjective, clean, pure, fresh, healthy)
2
undiluted(adjective, clean, pure, neat, wholesome)
2
unmingled(adjective, clean, wholesome, unadulterated)
2
unsullied(adjective, clean, pure, fresh, refined)
1
aseptic(adjective, clean, pure, fresh, sparkling)
1
germ-free(adjective, clean, pure, healthy, refined)
1
hygienic(adjective, clean, pure, fresh, healthy)
1
immaculate(adjective, clean, pure, fresh, refined)
1
intemerate(adjective, clean, refined, wholesome)
1
pasteurized(adjective, clean, refined, wholesome)
1
snowy(adjective, clean, perfect, natural, fresh)
1
spotless(adjective, clean, perfect, pure, fresh)
1
stainless(adjective, clean, pure, fresh, refined)
1
taintless(adjective, clean, perfect, natural, fresh)
1
unblemished(adjective, clean, pure, fresh, refined)
1
undebased(adjective, clean, perfect, pure, natural)
1
uninfected(adjective, clean, pure, fresh, healthy)
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APASmart Define. (2015). purified thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/purified/thesaurus/synonyms
ChicagoSmart Define. 2015. "purified thesaurus" https://smartdefine.org/purified/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, purified thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/purified/thesaurus/synonyms>.
MLASmart Define. "purified thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/purified/thesaurus/synonyms>