The best person in the world who is funny and nice a lot of guys like her but she probably likes someone named...uh...Mason but can’t tell him because she’s shy

n. The birth name of somebody who has changed their name. Most commonly attributed to trans people, but can be attributed to any person who has changed their name. (sometimes written as two words: dead name)

v. 1. To call somebody by their deadname.
v. 2. To out somebody's deadname to the public.