Duplicitous and Insidious

Duplicitous

Duplicitous adjective - Given to or marked by cheating and deception.
Usage example: warned her not to trust the duplicitous art dealer

Insidious and duplicitous are semantically related In some cases you can use "Insidious" instead an adjective "Duplicitous".

Insidious

Insidious adjective - Working or spreading in a hidden and usually injurious way.

Duplicitous and insidious are semantically related in sneaky topic. Sometimes you can use "Duplicitous" instead an adjective "Insidious", if it concerns topics such as stealthy.

Nearby Word: insidiously
Cite this Source
Insidious and Duplicitous. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/duplicitous/insidious
Duplicitous & Insidious. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/duplicitous/insidious>.
Insidious or Duplicitous. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/duplicitous/insidious.
Google Ngram Viewer shows how "duplicitous" and "insidious" have occurred on timeline