Where does “Anglo-Frisian” come from?

Anglo-Frisian (English) comes from English anglo — An English person or person of English ancestry;...

Anglo-Frisian (English): A group of Germanic languages, including English, Scots and Frisian

Definitions

  1. A group of Germanic languages, including English, Scots and Frisian

Ancestry of “Anglo-Frisian”, step by step

Anglo-Frisian traces back through two separate lines of ancestry.

via English anglo

StepLanguageWordMeaning
1EnglishangloAn English person or person of English ancestry;...

via English frisian

StepLanguageWordMeaning
1EnglishfrisianA Germanic language group or language (see Usage notes), or a lect thereof, which descended from Old Frisian, with speakers in the Netherlands, Germany and Denmark
Every word from English anglo