Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norwegian Bokmål
fjorten
←
Proto-Germanic
*fedurtehun
(derived)
←
Old Norse
fjórtán
(derived)
→
Norwegian Bokmål
fjortis
(suffix)