Where does “watermoss” come from?

watermoss (English) comes from English water, from Middle English water, from Old English wæter, from Proto-West Germanic watar, from Proto-Germanic watōr, from Proto-Indo-European wódr̥, from Proto-Indo-European wed-, from Proto-Indo-European wey- — to wither; fade; to move, go ahead; to be strong;...

watermoss (English): A fern of the genus "Salvinia"

Definitions

  1. A fern of the genus "Salvinia"

Ancestry of “watermoss”, step by step

watermoss traces back through two separate lines of ancestry.

via English water

StepLanguageWordMeaning
1EnglishwaterA substance found at room temperature and...
2Middle Englishwaterwater; water vapour, condensation; lake, pond,...
3Old Englishwæterwater
4Proto-West Germanicwatarwater
5Proto-Germanicwatōrwater
6Proto-Indo-Europeanwódr̥water
7Proto-Indo-Europeanwed-water
8Proto-Indo-Europeanwey-to wither; fade; to move, go ahead; to be strong;...

via English moss

StepLanguageWordMeaning
1EnglishmossAny of various small, green, seedless plants...
2Middle Englishmosmush, pulp, porridge
3Old Englishmosmoss; food, nourishment, victuals
4Proto-Germanic*mōs
5Proto-Germanicmōsąwet food, mush, porridge; food, victuals
6Proto-Indo-Europeanmeh₂d-to be wet, to become wet; to meet, approach,...
Every word from Proto-Indo-European wey-Every word from Proto-Indo-European wed-Every word from Proto-Indo-European wódr̥