Where does “offscour” come from?

offscour (English) comes from English off, from Middle English of, from Old English of, from Old English æf, from Proto-Germanic *ab, from Proto-Indo-European apó.

offscour (English): To remove by, or as if by, scouring; to scrub away

Definitions

To remove by, or as if by, scouring; to scrub away

Ancestry of “offscour”, step by step

offscour traces back through two separate lines of ancestry.

via English off

Step	Language	Word	Meaning
1	English	off	In a direction away from the speaker or object;...
2	Middle English	of	of; off; until
3	Old English	of	of, from, off, out of
4	Old English	æf	of
5	Proto-Germanic	*ab	—
6	Proto-Indo-European	apó	—

via English scour

Step	Language	Word	Meaning
1	English	scour	To clean, polish, or wash something by rubbing...
2	Old Norse	skúr	shower
3	Middle Low German	schūr	—
4	Proto-Germanic	skūrō	storm; short shower; shelter, shack
5	Proto-Indo-European	(s)ḱēwer-	north; north wind; cold wind; rain shower

Every word from Proto-Indo-European apó →