Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
nǫ́tt
←
Proto-Germanic
*nahts
(inherited)
←
Proto-Indo-European
*nókʷts
(derived)
→
Westrobothnian
nåt
(mention)
→
Scanian
nøtt
(mention)
→
Icelandic
nótt
(inherited)