Where does “Great Wen” come from?

Great Wen (English) comes from English wen, from Old English wynn, from Proto-West Germanic wunnju, from Proto-Germanic wunjō, from Proto-Indo-European wn̥h₁yeh₂, from Proto-Indo-European wenh₁- — to love.

Ancestry of “Great Wen”, step by step

Great Wen traces back through two separate lines of ancestry.

via English wen

StepLanguageWordMeaning
1EnglishwenA cyst on the skin; a runic letter later replaced...
2Old Englishwynnjoy, delight; the runic character ᚹ; the letter...
3Proto-West Germanicwunnjujoy
4Proto-Germanicwunjōjoy, delight, pleasure, lust; name of the W-rune
5Proto-Indo-Europeanwn̥h₁yeh₂
6Proto-Indo-Europeanwenh₁-to love

via English Great

StepLanguageWordMeaning
1EnglishGreatTaking much space; large
2Middle Englishgretegreat; massive; amazing
3Old Englishgrēatgreat, large; big, thick, coarse, massive
4Proto-West Germanicgraut
5Proto-Germanicgrautazcoarse, crude; big, large
6Proto-Indo-Europeanǵʰer-to yearn for; to enclose; bowels, intestines
Every word from Proto-Indo-European wenh₁-Every word from Proto-Indo-European wn̥h₁yeh₂Every word from Proto-Germanic wunjō