Sinister
Sinister adjective - Being or showing a sign of evil or calamity to come.
Sidelong
Sidelong adjective - Inclining or directed to one side.
Sinister and sidelong are semantically related in roundabout topic. Sometimes you can use "Sinister" instead an adjective "Sidelong".
Cite this Source
Sidelong and Sinister. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/sinister/sidelong
Sinister & Sidelong. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/sinister/sidelong>.
Sidelong or Sinister. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/sinister/sidelong.
Google Ngram Viewer shows how "sinister" and "sidelong" have occurred on timeline