"Tenability" Natural Recordings by Native Speakers
The word "tenability" is a noun. It refers to the quality of being able to be defended or justified, or the extent to which something can be supported or maintained. It can also refer to the feasibility or practicability of something, especially in a given situation or context.
In other words, tenability refers to the strength or weakness of an argument, theory, or proposal, and the likelihood of it being accepted or proven valid.
Temujin was the birth name of Genghis Khan, the founder of the Mongol Empire. He was born in 1162 AD in Mongolia.