Treacherous
Treacherous adjective - Not true in one's allegiance to someone or something.
Unsanitary and treacherous are semantically related. In some cases you can use "Unsanitary" instead an adjective "Treacherous".
Nearby Words: treachery, treacherously
Unsanitary
Unsanitary adjective - Not sanitary or healthful.
Treacherous and unsanitary are semantically related. Sometimes you can use "Treacherous" instead an adjective "Unsanitary".
Cite this Source
Unsanitary and Treacherous. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/treacherous/unsanitary
Treacherous & Unsanitary. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/treacherous/unsanitary>.
Unsanitary or Treacherous. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/treacherous/unsanitary.
Google Ngram Viewer shows how "treacherous" and "unsanitary" have occurred on timeline