Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Swedish oväder
Proto-Germanic *unwedrą (derived)
Old Norse úveðr (derived)
Old Norse óveðr (mention)
Swedish o (prefix)
Swedish väder (prefix)

English unweather (cognate)
Old English unweder (cognate)
Danish uvejr (cognate)
Dutch onweer (cognate)
Swedish snöoväder (compound)