Harmful and Sinister

Harmful

Harmful adjective - Causing or capable of causing harm.
Usage example: DDT has been proven to be extremely harmful to the environment

Sinister and harmful are semantically related in injurious topic. In some cases you can use "Sinister" instead an adjective "Harmful".

Sinister

Sinister adjective - Being or showing a sign of evil or calamity to come.

Harmful and sinister are semantically related in nasty topic. Sometimes you can use "Harmful" instead an adjective "Sinister".

Both words in one sentence

  • He uses revolutionary (for the time period) methods of investigation, including autopsies of dead bodies, and scoffs at the supernatural explanations the residents come up with (due to his own Harmful to Minors childhood memories of his Sinister Minister father).
Cite this Source
Sinister and Harmful. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/harmful/sinister
Harmful & Sinister. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/harmful/sinister>.
Sinister or Harmful. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/harmful/sinister.
Google Ngram Viewer shows how "harmful" and "sinister" have occurred on timeline