Ominous
Ominous adjective - Being or showing a sign of evil or calamity to come.
Sinistrous and ominous are semantically related. in minatory topic. In some cases you can use "Sinistrous" instead an adjective "Ominous". rare substitute
Nearby Word: ominously
Sinistrous
Ominous and sinistrous are semantically related. You can use "Ominous" instead an adjective "Sinistrous".
Mutual synonyms
Cite this Source
Sinistrous and Ominous. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/ominous/sinistrous
Ominous & Sinistrous. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/ominous/sinistrous>.
Sinistrous or Ominous. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/ominous/sinistrous.
Google Ngram Viewer shows how "ominous" and "sinistrous" have occurred on timeline