Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
onnen
→
English
ash
(cognate)
→
Latin
caudex
(cognate)
→
Lithuanian
uosis
(cognate)
→
Dutch
es
(cognate)