What does tenacoius mean?

"Tenacoius" is not a real word in the English language. It's likely a misspelling of tenacious, which means:

* Holding fast; persistent; resolute.

* Not easily pulled apart or broken.

Examples:

* "She was a tenacious negotiator, refusing to give in until she got the best deal."

* "The vines were tenacious, clinging to the wall with stubborn strength."

If you meant to use a different word, please clarify.