Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old High German rocko
← Old English ryġe (cognate)
← Proto-Germanic *rukkô (inherited)
← Proto-West Germanic *roggō (inherited)
← Proto-Indo-European *wrugʰyo- (derived)
← Old Norse rugr (cognate)
← Old Norse rokkr (cognate)
← Old Dutch *roggo (cognate)
← Old Frisian rogga (cognate)
← Old Saxon roggo (cognate)
← Old Prussian rugis (cognate)
← Russian рожь (cognate)

→ English rock (cognate)
→ English rocket (mention)
→ Old English ryge (cognate)
→ German Rocken (inherited)
→ German Rocken (inherited)
→ Galician roca (cognate)
→ Italian rocca (cognate)
→ Lithuanian rugys (cognate)
→ Latvian rudzi (cognate)
→ Mòcheno rocken (derived)
→ Dutch raket (mention)
→ Old Norse rugr (cognate)
→ Old Norse rokkr (cognate)
→ Portuguese roca (cognate)