A true and faithful friend. They are not always there for you because as the name implies, they are sleepy. They think they don't need sleep though that is false. They are extremely talented.

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.