Where does “cynffonwellt” come from?

cynffonwellt (Welsh) comes from Welsh gwellt, from Middle Welsh gwellt, from Proto-Brythonic gwellt, from Proto-Celtic gʷeltā — grass.

cynffonwellt (Welsh): foxtail (Alopecurus)

Definitions

  1. foxtail (Alopecurus)

Ancestry of “cynffonwellt”, step by step

cynffonwellt traces back through two separate lines of ancestry.

via Welsh gwellt

StepLanguageWordMeaning
1Welshgwelltgrass, straw
2Middle Welshgwellt
3Proto-Brythonicgwelltgrass
4Proto-Celticgʷeltāgrass

via Welsh cynffon

StepLanguageWordMeaning
1Welshcynffontail
Every word from Proto-Celtic gʷeltā