Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Swedish döv
Proto-Germanic *daubaz (inherited)
Old Swedish døver (inherited)
Proto-Indo-European *dʰewbʰ- (derived)
Old Norse daufr (inherited)

English daff (cognate)
Old English deaf (cognate)
Swedish dov (mention)
Swedish stendöv (affix)