The Importance of Glossary in User Interface Design

I err on the side of like Overcommunication to the user Benefit might clutter. There's a human being who is in a body doing things in real time at a real place Is it what is making sense to them or not right? My answer to to the what to do from a design perspective would be as soon as you feel like you're starting To need to add a lot of gloss or or you know Annotations to things to try to explain to the people it's a flag. It isn't that you should never do it But but  It is a flag I think the step back and go wait Is there a structural way to make this more clear without having to explain Without an explain