Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*kleh₂u-
→
Greek
κλειδί
(derived)
→
Greek
κλείνω
(mention)
→
Ancient Greek
κλείς
(derived)
→
Ancient Greek
κλείω
(mention)
→
Latin
claustrum
(derived)
→
Albanian
qos
(derived)