Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Tongan
uofulu
←
Proto-Austronesian
*puluq
(derived)
←
Proto-Polynesian
*rua
(derived)
←
Proto-Polynesian
*-fulu
(derived)
←
Proto-Malayo-Polynesian
*puluq
(derived)
←
Tongan
ua
(mention)