Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*sīhwaną
→
English
sea
(mention)
→
English
sie
(mention)
→
German
seihen
(mention)
→
Ancient Greek
τρύγοιπος
(cognate)
→
Icelandic
sía
(inherited)
→
Dutch
zijgen
(inherited)