Board Thread:General Discussion/@comment-20644-20141110180435/@comment-25385951-20141112090611

Azending wrote: The main reason why 'wikia' was used so people know that it is 'wikia' that is involved in the wikis. There is no other really good reason... Interesting...

Why did they change Noggin's name to Nick Jr again?

The same dynamic is at play here.