Where does “spierwit” come from?

spierwit (Dutch) comes from Dutch wit, from Middle Dutch wit, from Old Dutch wīt, from Proto-Germanic wit, from Proto-Germanic *wet, from Proto-Indo-European wéy, from Proto-Indo-European éǵh₂ — I.

spierwit (Dutch): white as a sheet

Definitions

white as a sheet

Ancestry of “spierwit”, step by step

spierwit traces back through two separate lines of ancestry.

via Dutch wit

Step	Language	Word	Meaning
1	Dutch	wit	white; having a white skin colour, light-skinned;...
2	Middle Dutch	wit	white; clean; pale
3	Old Dutch	wīt	white
4	Proto-Germanic	wit	Alternative form of *wet
5	Proto-Germanic	*wet	—
6	Proto-Indo-European	wéy	we
7	Proto-Indo-European	éǵh₂	I

via Dutch spier

Step	Language	Word	Meaning
1	Dutch	spier	muscle; blade; blade of grass
2	Middle Dutch	spier	pointed object; blade of grass; long pole; muscle
3	Old Dutch	spīr	—
4	Proto-Germanic	spīraz	—

Every word from Proto-Indo-European éǵh₂ →