Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Lithuanian
kaukas
→
English
high
(cognate)
→
Estonian
kõuk
(cognate)
→
Finnish
kouko
(cognate)
→
Old High German
hoh
(cognate)
→
Latgalian
kūks
(cognate)
→
Old Saxon
hoh
(cognate)