A Sylvia Allen is when you rub your nose through someone’s pubes and sniff around like you’re in a magical enchanted forest looking for smurfs.

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.