Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
laugardagur
←
Old Norse
laugardagr
(inherited)
→
Danish
lørdag
(cognate)
→
Estonian
laupäev
(cognate)