Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
sjaundi
←
Proto-Germanic
*sebundô
(inherited)
→
Danish
syvende
(derived)
→
Faroese
sjeyndi
(inherited)
→
Old Swedish
siundi
(derived)
→
Icelandic
sjöundi
(derived)
→
Norwegian Bokmål
syvende
(derived)
→
Norwegian Bokmål
sjuende
(derived)
→
Norwegian Nynorsk
sjuande
(derived)
→
Swedish
sjunde
(derived)