Harmless and Lethiferous

Opposite meaning words

Harmless adjective - Not causing or being capable of causing injury or hurt.

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Lethiferous is an antonym for harmless.

Nearby Words: harm, harmful, harmlessly

Definitions of Harmless not found.

Harmless is an antonym for lethiferous in injurious topic.

Cite this Source

Lethiferous and Harmless. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/harmless/lethiferous

Harmless & Lethiferous. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/harmless/lethiferous>.

Lethiferous or Harmless. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/harmless/lethiferous.

Google Ngram Viewer shows how "harmless" and "lethiferous" have occurred on timeline