Is it a Renewed Covenant or a New Covenant?

With all due respect to those who say they are being "Berean" in their self-studies of the Bible, who have come to the conclusion that there is no "New Covenant," but rather a "Renewed Mosaic Covenant," you all need expert help, because you are making amateur mistakes when it comes to basic Hebrew language grammar.
So many people in the Hebrew Roots movement make the same mistakes, because they refuse to accept help, instruction and direction from actual Hebrew speakers and those educated in the Biblical language.
The prime example is this: Jeremiah 31:31 uses the word Chadash. It is an Adjective. It is recorded as such by Strongs 2319. It means, NEW, as in something that has never existed before. However, most Hebrew Roots followers/teachers have chosen a word that fits their theology, rather the correct word. Their chosen word is spelled similarly, but the pronunciation is slightly different, and it is a VERB that does not fit in the sentence. The VERB means, renewed, and again, it ha…