Secret
Secret adjective - Undertaken or done so as to escape being observed or known by others.
Usage example: a secret operation to rescue captive soldiers behind enemy lines
Sneaky is a synonym for secret in underhand topic. In some cases you can use "Sneaky" instead the word "Secret" as an adjective or a noun.
Sneaky
Mutual synonyms
Cite this Source
Sneaky and Secret. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/secret/sneaky
Secret & Sneaky. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/secret/sneaky>.
Sneaky or Secret. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/secret/sneaky.
Google Ngram Viewer shows how "secret" and "sneaky" have occurred on timeline