Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
German regelmäßig
German Regel (suffix)
German mäßig (suffix)

Danish regelmæssig (borrowed)
German unregelmäßig (prefix)
German Regelmäßigkeit (suffix)
Norwegian Bokmål regelmessig (cognate)
Norwegian Nynorsk regelmessig (cognate)
Swedish -mässig (mention)