A N'yengoren strategy was a type of attack plan known to Klingon warriors and their associates. The plan involved stealth while an opponent or target could be caught unawares.
In 2370, Jadzia Dax suggested using a N'yengoren-style attack against the Albino, but Kang condemned the idea of sneaking in and murdering the slumbering Albino in his bedroom. (DS9: "Blood Oath")
The strategy might be related to the location N'yengoren.
According to the script, N'yengoren was pronounced as "n'yeng'O-ren".