Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
floti
←
Proto-Germanic
*flutô
(inherited)
←
Old Norse
floti
(derived)
→
Icelandic
flotaforingi
(compound)
→
Dutch
vlot
(cognate)