Articles have a title, i.e. a designation under which they are listed in the index and outline. lexiCan offers the possibility of defining additional synonyms, i.e. alternative designations for articles, via the context pane. These are then also listed in the index (not in the outline) for the article. The full-text search also takes synonymous article names into account.
To create a synonym, enter it in the input field and click on "Add", e.g.
Deleting a synonym is done via the recycle bin icon.