Nyegi
A placeholder which can take on literally any meaning.
Yes, no, thanks, ok, sure, maybe, what, why, how, when? etc...

Cultural references to the ancient Japanese word "Nyegi" which literally translates to "All and everything"
"Fancy a finger Sarah?"
"Nyegi!"

"What time does Greggs open Mum?"
"Nyeg o'clock"

"Nyegi, nyegi, nyeg, nyeg?"
"Nyeg, nyeg, nyeg!"