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Original · left

Substack (stack)

First in use: the 1970s
Duplicate · right

Substack

First in use: c. 2017

Substack / Substack (stack) / Substack

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Canonical todayMeasuring…
Status—
Duplicate share · 12 mo—
Last crossover—
Colour keyGrey · original meaningGreen · duplicate meaningAmber · contested (40–60%)How colours work

A partial stack vs. the newsletter platform.

Which meaning of Substack is the original, and which one is the duplicate riding on its name? Substack (stack) came first (the 1970s). Substack arrived in 2017. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Substack (stack)Substack
English Wikipedia pageviews since July 2015 load here.

Duplicate's share of attention

Green line = duplicate's % · above 60 it owns the word · below 40 the original does

Share-of-attention line loads here.

The case for each meaning

Sourced definitions, usage stats and quotes

Original · the 1970s

Substack (stack)

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12-mo pageviews—
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Duplicate · c. 2017

Substack

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More duplicated terms

Internet & gaming culture