Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Okinawan
沖縄
←
Japanese
沖縄
(cognate)
←
Proto-Japonic
*əkinapa
(inherited)
←
Proto-Japonic
*əki
(mention)
←
Proto-Japonic
*napa
(mention)
←
Proto-Ryukyuan
*okinawa
(inherited)
→
Okinawan
沖縄口
(suffix)
→
Okinawan
沖縄ん人
(suffix)