Where does “pyodermal” come from?

pyodermal (English) comes from English pyoderma, from English derma, from Yiddish דערמע, from Yiddish דאַרם, from Middle High German darm, from Old High German darm, from Proto-West Germanic þarm, from Proto-Germanic þarmaz — to rub, turn; to drill, pierce.

Ancestry of “pyodermal”, step by step

pyodermal traces back through two separate lines of ancestry.

via English pyoderma

StepLanguageWordMeaning
1Englishpyodermaan infection of the skin by pyogenic bacteria
2Englishdermathe inner layer of the skin; the dermis; a Jewish...
3Yiddishדערמע
4Yiddishדאַרםintestine
5Middle High Germandarm
6Old High Germandarm
7Proto-West Germanicþarmintestine
8Proto-Germanicþarmazintestine
9Proto-Indo-Europeantórmosborehole
10Proto-Indo-Europeanterh₁-to rub, turn; to drill, pierce

via English AL

StepLanguageWordMeaning
1EnglishALInitialism of assembly language; Initialism of...
2Dutchalall, all of; already; yet
3Middle Dutchalall, all of; completely; even though, no matter...
4Old Dutchāl
5Proto-West Germanicallall
6Proto-Germanicallazall
7Proto-Indo-Europeanh₂él-to grow, nourish
Every word from Proto-Indo-European terh₁-Every word from Proto-Indo-European tórmosEvery word from Proto-Germanic þarmaz