Where does “mermaidweed” come from?

mermaidweed (English) comes from English mermaid, from Middle English mermayde, from Middle English mere, from Old English mere, from Old English byriġ, from Old English burh, from Old English burg, from Proto-Germanic burgz.

mermaidweed (English): Any of the watermilfoils in the genus Proserpinaca, native to eastern North America and the West Indies

Definitions

  1. Any of the watermilfoils in the genus Proserpinaca, native to eastern North America and the West Indies

Ancestry of “mermaidweed”, step by step

mermaidweed traces back through two separate lines of ancestry.

via English mermaid

StepLanguageWordMeaning
1EnglishmermaidA mythological creature with a woman's head and...
2Middle Englishmermaydemermaid
3Middle Englishmeremare; mother; sea, lake
4Old Englishmerelake; pool; sea
5Old Englishbyriġ
6Old EnglishburhAlternative form of burg; fortress; hill
7Old Englishburgcity; town; a fortified place: stronghold, fort,...
8Proto-Germanicburgzfortification, stronghold; city
9Proto-Indo-Europeanbʰr̥ǵʰ-

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 bʰr̥ǵʰ-Every word from Proto-Germanic burgzEvery word from Old English burg