Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
þenja
←
Proto-Germanic
*þanjaną
(inherited)
→
Old English
þennan
(cognate)
→
Old Swedish
þænia
(inherited)
→
Icelandic
þenja
(inherited)
→
Icelandic
þenja
(cognate)
→
Norn
tana
(inherited)