Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
gramr
←
Proto-Germanic
*gramaz
(inherited)
→
Danish
gram
(derived)
→
German
Gram
(cognate)
→
Old Swedish
gramber
(inherited)
→
Icelandic
gramur
(derived)
→
Icelandic
gremja
(mention)
→
Old Norse
gremi
(suffix)