Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Ancient Greek γράω
Proto-Indo-European *gras- (derived)
Sanskrit ग्रसति (cognate)

English gangrene (mention)
German Gangrän (derived)
Ancient Greek γάγγραινα (mention)
Ancient Greek κράστις (affix)
Sanskrit ग्रसति (cognate)