Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
ætla
←
Proto-Germanic
*ahtalōną
(derived)
←
Proto-Indo-European
*ok-
(derived)
←
Old Norse
ætla
(derived)
→
Icelandic
áætlun
(suffix)