Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
álka
←
Proto-Germanic
*alkǭ
(inherited)
←
Proto-Indo-European
*h₁el-
(inherited)
←
Old Norse
álka
(inherited)
→
English
auk
(derived)