Yesthus 

It is Greek for "no".

Yesthus days off.
I'm yesthus stupid.

Yesthus by (Yesthus)i-am November 28, 2018

Yestus 

A mix between the words yeet and yes. It is the way one would say yeetus when high on pain meds.

Doctor: "Did you remember to take your pain meds?"
Yadira: "Yestus"

Yestus by Yardi B August 6, 2019