Brainteaser
Secret and brainteaser are semantically related. In some cases you can use "Secret" instead a noun "Brainteaser".
Secret
Secret noun - Something hard to understand or explain.
Usage example: the secrets of the Egyptian pyramids include the construction methods used to lift the huge blocks of stone in place
Mutual synonyms
Cite this Source
Secret and Brainteaser. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/brainteaser/secret
Brainteaser & Secret. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/brainteaser/secret>.
Secret or Brainteaser. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/brainteaser/secret.
Google Ngram Viewer shows how "brainteaser" and "secret" have occurred on timeline