Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
rata
←
Proto-Germanic
*wratōną
(derived)
←
Old Norse
rata
(derived)
→
Icelandic
ratsjá
(compound)
→
Icelandic
ratleikur
(affix)
→
Latvian
rast
(cognate)