Where does “forespeakest” come from?

forespeakest (English) comes from English forespeak, from English Fore, from German Fahr, from German Fähre, from Middle High German verren, from Old High German ferrana, from Old High German ferro, from Proto-West Germanic *ferrō — passed , crossed.

Ancestry of “forespeakest”, step by step

forespeakest traces back through two separate lines of ancestry.

via English forespeak

StepLanguageWordMeaning
1EnglishforespeakTo foretell, to predict; Alternative spelling of...
2EnglishForeA people of Papua New Guinea
3GermanFahr—
4GermanFähreferry
5Middle High Germanverren—
6Old High Germanferranafrom afar
7Old High Germanferroafar; skipper
8Proto-West Germanic*ferrō—
9Proto-Germanicferraifar, distant
10Proto-Indo-Europeanper-nóy—
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed

via English Est

StepLanguageWordMeaning
1EnglishEstestablished
2Middle Englishestegrace, est, favour; pleasure, enjoyment, fun;...
3Old Englishēstwill, consent, favour, grace, liberality,...
4Proto-West Germanic*anstifavour
5Proto-Germanicanstizfavour, affection
6Proto-Germanicunnanąto grant, bestow
7Proto-Indo-Europeanān-to notice; face, mouth
Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Proto-Indo-European per-nóy →