Prosian: How to make an Indo-European language

How do you make an Indo-European language? Well, you have to start with Proto-Indo-European. From there...well, what happens from there? If only someone made a video—oh wait, that's this video! The guy who made this must be so smart. And Handsome! He's also probably unusually good at Soccer (or Football, if you're not American/Canadian). What was I saying?

I can only imagine you'll want to see it, so here's the spreadsheet:
https://docs.google.com/spreadsheets/...

Sound Changes for English:
https://en.wikipedia.org/wiki/Proto-G...
...which then bleeds into:
https://en.wikipedia.org/wiki/Phonolo...

0:00 Introduction
0:14 An Indo-European Language
0:41 An Example: English
1:01 An Example: Barrow
7:16 Unpredictability
8:07 Morphology of Prosian
9:31 Semantic Shift
9:58 Six
10:45 Vexed
12:58 Boxers
14:23 Quickly
15:26 Danced
16:47 Around
17:54 the
18:36 Well