Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
wyrsa
→
English
war
(cognate)
→
French
guerre
(cognate)
→
Old Saxon
wirsiro
(cognate)
→
Old Saxon
wirso
(cognate)