Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
ösp
←
Old Norse
ǫsp
(inherited)
→
Icelandic
alaskaösp
(affix)
→
Norwegian Nynorsk
osp
(cognate)