48 entries under benign topic. ×

26
innocuous(adjective, dull, help, clear, simple)
23
safe(adjective, good, dull, clear, fit)
17
innocent(adjective, good, dull, help, clear)
16
inoffensive(adjective, dull, help, clear, pleasant)
10
nontoxic(adjective, clear, sound, gentle, pure)
7
sound(adjective, clear, gentle, pure, healthy)
7
innoxious(adjective, dull, clear, pure, healthy)
5
anodyne(adjective, innocent, inoffensive, innocuous)
5
reliable(adjective, clear, sound, gentle, pure)
5
tame(adjective, clear, pure, healthy, safe)
5
trustworthy(adjective, clear, sound, gentle, pure)
4
advantageous(adjective, clean, pure, fresh, useful)
4
beneficial(adjective, clean, pure, fresh, useful)
4
helpful(adjective, clean, pure, fresh, useful)
4
nonpoisonous(adjective, clear, pure, healthy, safe)
4
pure(adjective, good, clear, clean, fresh)
4
riskless(adjective, clear, pure, healthy, safe)
4
uninjurious(adjective, clear, pure, healthy, safe)
3
clear(adjective, good, clean, honest, pure)
3
secure(adjective, clear, pure, healthy, safe)
<123>
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APASmart Define. (2016). harmless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/harmless/thesaurus/synonyms
ChicagoSmart Define. 2016. "harmless thesaurus" https://smartdefine.org/harmless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, harmless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/harmless/thesaurus/synonyms>.
MLASmart Define. "harmless thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/harmless/thesaurus/synonyms>