English
Substack
Possibly from sub (“subscription”) + stack.
A compound of sub ‘subscription’ + stack
Proto-Indo-European *stogʰ-
Proto-Germanic *stakkaz ‘a barn’
Old Norse stakkr ‘a barn’
Middle English stack
English stack
Today it means
name An online publishing platform for newsletters and journalism.
Language periods are conventional ranges, not dates for this word.
Etymograph / Substack