Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Prussian
wundan
←
Proto-Indo-European
*wódr̥
(inherited)
→
Lithuanian
vanduo
(cognate)
→
Latvian
ūdens
(mention)