Thaelyn is a names based off of the bosmer names of the Elder Scrolls series, the name is somewhat feminine but due to the exotic of it's nature can be used as a gender neutral name and is most commonly adopted by nonbinarys

Internet persona(s) who happens to follow you and you happen to follow them back and maintain communication with and have a mutual liking for eachother whether it be friendship wise, etc. (Mutuals if more than one mutual)