I once had a project where the word "asset" was defined three different ways across five teams.
I once spent three days defining the word "customer".
I wish I could say that I'm exaggerating or that any of this effort was unnecessary. Nope. Needed.
Language is complex. But language is also fundamental to understanding the direction we choose. Language is how we tell other people what we want, what we expect of them, and what we hope to accomplish together.
Without language, we can't collaborate.