Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
skjár
←
Faroese
skíggi
(mention)
←
Proto-Germanic
*skĭa-
(derived)
←
Proto-Germanic
*skiō-
(mention)
←
Proto-Germanic
*skīnaną
(mention)
←
Old Norse
skjár
(derived)
←
Old Norse
lé
(mention)
←
Old Norse
klé
(mention)
→
Westrobothnian
ski
(cognate)
→
Icelandic
skjáborð
(mention)
→
Icelandic
sjónvarpsskjár
(compound)