Where does “タフ” come from?

タフ (Japanese) comes from English duff, from English dough, from Middle English dow, from Old English dāg, from Proto-Germanic daigaz, from Proto-Indo-European *dʰóyǵʰos, from Proto-Indo-European dʰeyǵʰ- — to knead; to form, to shape.

タフ (Japanese): tough

Definitions

  1. tough

Ancestry of “タフ”, step by step

タフ traces back through two separate lines of ancestry.

via English duff

StepLanguageWordMeaning
1EnglishduffDough; A stiff flour pudding, often with dried...
2EnglishdoughA thick, malleable substance made by mixing flour...
3Middle EnglishdowAlternative form of dogh
4Old Englishdāgdough
5Proto-Germanicdaigazsoft; that which is formed or kneaded; dough
6Proto-Indo-European*dʰóyǵʰossomething that is kneaded, formed
7Proto-Indo-Europeandʰeyǵʰ-to knead; to form, to shape

via English tough

StepLanguageWordMeaning
1EnglishtoughStrong and resilient; sturdy; Difficult to cut or...
2English-lyUsed to form adjectives from nouns, the...
3EnglishgrislyHorrifyingly repellent; gruesome, terrifying;...
4Middle Englishgrisely
5Old Englishgrisliċgrisly, horrible; dreadful, horrid
6Old English-līċsuffix forming {{glossary|adjective}}s meaning...
7Proto-Germanic*-līk
Every word from Proto-Indo-European dʰeyǵʰ-