Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
tjald
←
Proto-Germanic
*teldą
(derived)
←
Old Norse
tjald
(derived)
→
English
teld
(cognate)
→
Icelandic
gluggatjald
(affix)