Germanic Genealogy #1: Nice!

As a philological complement to the more literary Cool Quotes feature, the Germanic genealogy feature will occur at odd times to focus on the linguistic family tree of a randomly chosen word. Today's word: nice. And today's method: cheating, because I'm just linking to another page that's already done the work. (It hasn't been in the English language as long as Anglo-Saxon times, so you can't really expect it to keep my interest, can you?)