Black
Both words in one sentence
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Manderly: If black helicopters were really being used for 'covert operations,' then those responsible are doing a poor job of it.
Source: Black Helicopter - Covert 81 features a fictional black ops section of the KGB called Chameleonnote The word is almost identical in Russian and English, except in Russian it's Khameleon.
Source: Useful Notes / Moscow Centre -
The Tokyo Metropolitan Police has a covert division of its own based in the building that does black ops.
Cite this Source
Covert and Black. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/black/covert
Black & Covert. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/black/covert>.
Covert or Black. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/black/covert.
Google Ngram Viewer shows how "black" and "covert" have occurred on timeline