Badly
Harmfully
Harmfully adverb - In a detrimental manner.
Badly and harmfully are semantically related in severely topic. You can use "Badly" instead an adverb "Harmfully", if it concerns topics such as dangerously.
Mutual synonyms
Cite this Source
Harmfully and Badly. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/badly/harmfully
Badly & Harmfully. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/badly/harmfully>.
Harmfully or Badly. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/badly/harmfully.
Google Ngram Viewer shows how "badly" and "harmfully" have occurred on timeline