Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Romanian frâu
← Proto-Indo-European *dʰer- (derived)
← Latin frēnum (inherited)

→ Romanian frână (mention)
→ Romanian frâuleț (suffix)
→ Romanian desfrâu (affix)
→ Aromanian fãrnu (cognate)
→ Aromanian frãn (cognate)
→ Albanian fre (cognate)