Based

A word used in social media to comment on posts that share the same opinion as the user. However, this often leads to full scale wars in the comment sections.

X: I like '...'
Y: Based 'X'

Ñ

Letter of the Spanish alphabet used by the spanish community to reply in english comments on social media and confuse them.

RandomGr1ng0: I don't understand this post, it's in spanish, please post it in english.
ChadSpaniard: Ñ
RandomGr1ng0: What?