Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English therefore
Danish - (cognate)
German dafür (cognate)
English there (compound)
English for (compound)
Middle English therfore (inherited)
Middle English therfor (mention)
Middle English tharfore (mention)
Middle English thorfore (mention)
Dutch daarvoor (cognate)
Norwegian derfor (cognate)
Saterland Frisian deerfoar (cognate)
Swedish därför (cognate)

English thus (link)
English herefore (mention)
English thusfore (blend)
German dafür (link)
Norwegian Nynorsk derfor (cognate)
Portuguese ergo (link)
Saterland Frisian deerfoar (cognate)
Swedish därför (cognate)