Take the word "soon" in your example. How many unambiguous meanings does it have? We may be overestimating our success in communication. Heck, I'm not even sur

Take the word "soon" in your example. How many unambiguous meanings does it have? We may be overestimating our success in communication. Heck, I'm not even sure if my understanding of soon equals yours. Is it a century, a few decades, a few years? And why is it so different from the meaning when I use it to answer when lunch will be ready?