Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Rapa Nui
ao
←
Maori
ao
(cognate)
←
Proto-Polynesian
*ao
(inherited)
←
Tokelauan
ao
(cognate)