Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
píp
←
Proto-Germanic
*pīpaną
(inherited)
←
Old Norse
*pípa
(inherited)
→
Icelandic
pípa
(mention)