Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
butt
→
English
debut
(cognate)
→
French
but
(cognate)
→
French
début
(cognate)
→
French
débuter
(cognate)