Changelingcore is an aesthetic that borrows ideas from Goblincore , appreciating the same idea of mischief and the less conventional aspects of nature. It also incorporates a degree of melancholy, reflecting its origins within the neurodivergent community and the stigma that often comes with its associated conditions. The aesthetic was originally coined by Tumblr user willow-o-the-wisp as a subcategory of Fairycore specifically for neurodivergent individuals.

It is often believed that changeling myths are derived from stories about neurodivergent, disabled, diseased and deformed children. Parents would see their children with one of these traits and believe that it wasn’t their own baby, but that a fairy swapped it out with their baby, causing its deformed appearance. Often times a changeling is considered to be a human and fairy hybrid. This Wikipedia section for Changelings goes more in depth about this.

However, this aesthetic seeks to reclaim the term changeling as a source of pride, similar to how other communities have reclaimed terms that have been used against them. This is also why it is important people that are neurotypical should not use the Changelingcore aesthetic, as it could be considered appropriative and bordering on slur usage. Also keep in mind that this aesthetic was created for and by neurodivergent people, and that by no means are you obligated to subscribe to any aesthetic that you are uncomfortable identifying with.