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
Underhanded is a synonym for secret in underhand topic. In some cases you can use "Underhanded" instead an adjective "Secret".
Underhanded
Underhanded adjective - Undertaken or done so as to escape being observed or known by others.
Usage example: an underhanded attempt at infiltrating the other party's headquarters
Secret is a synonym for underhanded in deceitful topic. You can use "Secret" instead the word "Underhanded" as an adjective or a noun.
Nearby Word: underhand
Mutual synonyms
Related pairs
Both words in one sentence
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And the greatest part of it all: Yu Hansung made it seem like he was helping the Zahard Government with underhanded methods while he actually plotted against it in secret.
Source: Gambit Roulette -
Others have to depend upon secret societies and underhanded business that may well result in termination for treason.
- Government Conspiracy: The government of Waytar doesn't want anybody to know the truth about what's really beyond Waytar's Shield and are willing to use some underhanded methods to keep the secret from getting out.
Source: Fan Fic / Clouded Sky
Cite this Source
Underhanded and Secret. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/secret/underhanded
Secret & Underhanded. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/secret/underhanded>.
Underhanded or Secret. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/secret/underhanded.
Google Ngram Viewer shows how "secret" and "underhanded" have occurred on timeline