Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
geit
←
Proto-Germanic
*gaits
(inherited)
←
Old Norse
geit
(inherited)
→
German
Geiß
(cognate)
→
Alemannic German
Geiss
(cognate)
→
Icelandic
geitaostur
(mention)