Enigma
Enigma noun - Something hard to understand or explain.
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Synonyms for Enigma
Open secret and enigma are semantically related in mystery topic. In some cases you can use "Open secret" instead a noun "Enigma".
Open secret
Open secret noun - Something that is supposed to be secret but is generally known.
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Synonyms for Open secret
Enigma and open secret are semantically related in mystery topic. You can use "Enigma" instead a noun phrase "Open secret".
Cite this Source
Open secret and Enigma. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/enigma/open_secret
Enigma & Open secret. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/enigma/open_secret>.
Open secret or Enigma. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/enigma/open_secret.
Google Ngram Viewer shows how "enigma" and "open secret" have occurred on timeline