Abstruse
Abstruse adjective - Difficult for one of ordinary knowledge or intelligence to understand.
Sly and abstruse are semantically related. In some cases you can use "Sly" instead an adjective "Abstruse".
Nearby Word: abstrusity
Cite this Source
Sly and Abstruse. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/abstruse/sly
Abstruse & Sly. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/abstruse/sly>.
Sly or Abstruse. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/abstruse/sly.
Google Ngram Viewer shows how "abstruse" and "sly" have occurred on timeline