d-d-d-damn
A loud, shaky way to say you're completely shocked. Like when you see something so bad, it makes your brain explode.
'D-d-d-damn, I just got fired! Again!' he screamed into his coffee.
She gasped, 'D-d-d-damn, that pizza was *disgusting*!'
He whispered, 'D-d-d-damn, I just saw my boss’s face.'