Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Malayo-Polynesian
*ka-əpat
→
Indonesian
keempat
(inherited)
→
Malay
keempat
(derived)
→
Malay
کأمڤت
(mention)