On the Vocabulary page, vocabulary is sorted by Bootstrap's "badge" component.
This page serves as a legend to what each badge exactly means.
Please keep in mind that it is possible for any of these to change at any point in time with little or no notice. It is your responsibility to check on this page if you do not recognize a badge.
The vocabulary page either does not exist, or has no definitions on it.
The vocabulary page has definitions and is being worked on.
The vocabulary page is complete.
The vocabulary page is considered old, and is therefore part of the archive. It is still available for you to view, nonetheless.