The Changes by Analogy in Historical Linguistics

English used to have cases. And so in fact did Latin, but in both the case of English and most of their romance languages. When the case system evaporated we just filled in with prepositions. So this is another thing that can cause changes. I think I get the impression that token, mostly his historical stuff was focused on vocabulary. You know that he ever worked out the grammar of his, whatever it is, proto L Darren or whatever it was. If you want to go real full on historical development, then you need to have at least some of the morphology in place.