Where does “dyeweed” come from?

dyeweed (English) comes from English dye, from Middle English deye, from Old English dēag, from Proto-Germanic daugō, from Proto-Germanic dauganą, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “dyeweed”, step by step

dyeweed traces back through two separate lines of ancestry.

via English dye

StepLanguageWordMeaning
1EnglishdyeA colourant, especially one that has an affinity...
2Middle EnglishdeyeA dairymaid; woman who runs a dairy or supervises livestock of a dairy
3Old Englishdēagcolor, hue, dye
4Proto-Germanicdaugōdye, colour; shade
5Proto-Germanicdauganąto conceal, hide
6Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English weed

StepLanguageWordMeaning
1EnglishweedAny plant regarded as unwanted at the place...
2Middle Englishweed
3Old Englishwēodweed
4Proto-West Germanic*weudweed (unwanted plant)
Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Germanic dauganąEvery word from Proto-Germanic daugō