conoshock
noun
Surprise and disorientation at how much a well-known person or place has changed while one was away.
The unexpected absence of this can cause ellidaundwing.
“Remy? Remy, is that you?"
“Miron! I haven’t seen you in ages!"
“Yeah! We should catch up! I was just about to go get lunch at the steakhouse - care to join me?"
“Oh, uh - it’d be good to catch up over lunch, but can we go somewhere else? I’m vegan now."
“What? Ribeye Remy is vegan? You’re giving me some serious conoshock over here. What else is different?”