There is no way to change the name of an article wherever it is mentioned.
By being able to change the name of an article and have it auto update all the places where that article name was mentioned would eliminate the time it takes to remember all the places that article is mentioned and then go and manually re-link each.
Admittedly this seems like it would be very hard to program, so I don't expect the team to do it. But this would very useful feature
Asides from the accepted suggestion mentioned, using a variable also lets you change things in a single spot.
This recently-accepted feature request covers this already: https://www.worldanvil.com/community/voting/suggestion/03adc2ae-1554-43db-af0f-7360ec64006e/view