German spähen

← Proto-Germanic *spehōną (mention)

← Middle High German spehen (mention)

← Old High German spehōn (mention)

← Old High German spiohōn (mention)

← Proto-Indo-European *speḱ- (mention)

→ English spy (cognate)

→ Danish spå (cognate)

→ German Späher (compound)

→ German erspähen (prefix)

→ Spanish espía (cognate)

→ French épier (cognate)

→ Galician espía (cognate)

→ Italian spia (cognate)

→ Shina पश्योनॊ (cognate)

→ Scots spay (cognate)