Punctuation Mark -

Also called the Percontation Point and the Irony Mark, ... - Facebook

Beyond the basics, there are "unicorn" marks designed for very specific emotions: punctuation mark

: Creates a brief pause to separate ideas or items in a list. Also called the Percontation Point and the Irony Mark,

: The ultimate full stop. In modern digital culture, a lone period can sometimes be perceived as "cold" or "passive-aggressive" by younger generations. ... - Facebook Beyond the basics