16
harmless(adjective, clear, sound, gentle, pure)
9
atoxic
8
nonpoisonous(adjective, clear, sound, pure, healthy)
7
innocent(adjective, clear, sound, simple, gentle)
5
innocuous(adjective, clear, sound, simple, gentle)
5
non-poisonous
5
anodyne(adjective, innocent, inoffensive, innocuous, benign)
5
safe(adjective, sound, simple, gentle, innocent)
3
clear(adjective, pure, healthy, safe, innocuous)
3
tasty
2
antitoxic
2
comestible
2
eatable
2
edible
2
benign(adjective, innocuous, harmless)
2
good
2
guiltless(adjective, simple, gentle, innocent, inoffensive)
2
inoffensive(adjective, clear, sound, simple, gentle)
1
blameless
1
certain(adjective, clear, sound, pure, healthy)
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APASmart Define. (2015). nontoxic thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/nontoxic/thesaurus/synonyms
ChicagoSmart Define. 2015. "nontoxic thesaurus" https://smartdefine.org/nontoxic/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, nontoxic thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/nontoxic/thesaurus/synonyms>.
MLASmart Define. "nontoxic thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/nontoxic/thesaurus/synonyms>