German forschen

← Middle High German vorschen (inherited)

← Proto-West Germanic *forskōn (inherited)

← Old High German forscōn (inherited)

→ Afrikaans vors (derived)

→ Cimbrian vorsan (cognate)

→ Cimbrian bóorsan (cognate)

→ Danish forske (derived)

→ German Forschung (compound)

→ German Forscher (affix)

→ German nachforschen (prefix)

→ German ausforschen (prefix)

→ Hindi पूछना (cognate)

→ Kalasha phúčik (cognate)

→ Latin posco (cognate)

→ Luxembourgish fuerschen (cognate)

→ Norwegian Bokmål forske (borrowed)

→ Dutch vorsen (borrowed)