Faceshing
When you say 'no facesh' like you're saying 'seriously' but it's just you being a dumbass who can't spell anything and thinks it's a cool way to sound smarter.
'No facesh, I swear I'm not being dumb.', said after posting about eating a whole pizza.
'No facesh, I'm not heartbroken.', said after crying about the dog.
'No facesh, I'm not the best.', said after getting a promotion and eating a whole pizza.