Where does “upstack” come from?

upstack (English) comes from English stack, from Dutch stapel, from Middle Dutch stapel, from Old Dutch stapal, from Old Swedish stapul, from Proto-Germanic stapulaz, from Proto-Indo-European stebʰ‑ — to stand still.

upstack (English): The upper part of the stack

Definitions

  1. The upper part of the stack

Ancestry of “upstack”, step by step

upstack traces back through two separate lines of ancestry.

via English stack

StepLanguageWordMeaning
1Englishstack"A pile."; A smokestack; "In computing."
2Dutchstapelpile; basis, foundation, pedestal; stockpile,...
3Middle Dutchstapelpillar; foundation; market; warehouse; market
4Old Dutchstapal—
5Old Swedishstapul—
6Proto-Germanicstapulazpillar, post; basis, foundation
7Proto-Indo-Europeanstebʰ‑to stand still

via English up

StepLanguageWordMeaning
1EnglishupAway from the surface of the Earth or other...
2Middle Englishupto a vertical axis
3Old Englishuppup; upstairs
4Proto-West Germanic*upp—
Every word from Proto-Indo-European stebʰ‑ →Every word from Proto-Germanic stapulaz →Every word from Old Swedish stapul →