Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Tokelauan
tafu
←
Hawaiian
kahu
(cognate)
←
Proto-Polynesian
*tafu
(inherited)
←
Samoan
tafu
(cognate)