Synonyms of riskless

1 Syllable

pure, sound, clear, tame

2 Syllables

certain, healthy, checked, risk-free, harmless

3 Syllables

reliable, innocent, securer, nontoxic, trustworthy, non-toxic, innoxious, secure, innocuous, competent

4 Syllables

wholesome, nonpoisonous, uninjurious, dependable, neutralized, unpolluted

5 Syllables

inoffensive

6 Syllables

decontaminated