Someone so cute you want to squish them up and stick them in your pocket.

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.

someone or something so cute that the word cute itself has to morph into something cuter, thus cutie patootie was born

Something so overly cute that the word cute itself has to sound cuter and hence 'cutie patootie'

someone who is super cute :)
cute

someone or something so cute that the word cute isn't enough and has to morph into something cuter

Anyone you find cute.