you made that up, didnt you ?
I sincerely hope that you are only indulging in a little playful humor, and not seriously attempting to troll me.
I am more comfortable with the German terminology, and would hence normally refer to the Vorvergangenheit, but no: There really is a plusquamperfect tense:
https://en.wikipedia.org/wiki/Pluperfect
Regards,
“Vorvergangenheit”
You made that one up too :P
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