three etymological sources: Ancient Greek alopex, Latin vulpes, and Proto-Germanic *fuhsaz and *fuhsinī. alopecoid brushy - like a fox's tail foxen foxhood...
cognate Meaning of German cognate Old English cognate Old Norse cognate Proto-Germanic root Aal [m] eel eel ǣl áll *ēlaz Acker [m] acre field, acre æcer akr...