Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese aro
English hoop (link)
English rim (link)
English frame (link)
English eyeglass (link)
English juggling (link)
English ring (link)
English arum (link)
Spanish aro (cognate)
Portuguese arão (alter)
Portuguese arum (alter)
Portuguese árum (alter)
Portuguese jarro (alter)
Portuguese jaro (alter)
Old Portuguese aro (inherited)