Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
κότος
←
Proto-Celtic
*katus
(cognate)
←
Czech
katiti se
(cognate)
←
Old Church Slavonic
котора
(cognate)
←
Proto-Germanic
*haþuz
(cognate)
←
Proto-Indo-European
*kéh₃tus
(derived)
←
Sanskrit
शत्रु
(cognate)
→
Ancient Greek
ζάκοτος
(affix)
→
Sanskrit
शत्रु
(cognate)
→
Albanian
kot
(cognate)