Where does “turnipweed” come from?

turnipweed (English) comes from English turnip, from English turnepe, from Middle English nepe, from Old English nǣp, from Latin nāpus, from Ancient Greek νᾶπυ, from Demotic snwpt.

turnipweed (English): The plant Rapistrum rugosum

Definitions

  1. The plant Rapistrum rugosum

Ancestry of “turnipweed”, step by step

turnipweed traces back through two separate lines of ancestry.

via English turnip

StepLanguageWordMeaning
1EnglishturnipThe white root of a yellow-flowered plant,...
2Englishturnepe—
3Middle Englishnepeturnip
4Old Englishnǣpturnip, rape
5Latinnāpusturnip, field mustard (Brassica rapa)
6Ancient Greekνᾶπυmustard
7Demoticsnwpt—

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 Demotic snwpt →Every word from Ancient Greek νᾶπυ →Every word from Latin nāpus →