Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Breton
lann
→
English
land
(cognate)
→
English
lawn
(cognate)
→
Old English
land
(cognate)
→
Old Saxon
land
(cognate)