Changsha

It's like saying something is ridiculous. It can be used as a verb, noun, or adjective.

"That was so changsha bro!"

Unnecessassy

When someone has an extreme amount of unnecessary sass.

Could be used as unnecessass. Depends on situation.

"Wow Danyel you're being very unnecessassy."
"Um excuse you Lisa don't talk to me like that."
"Sorry Danyel, I don't gave time for your unnecessass..."