Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*hrēkijaną
→
English
retch
(inherited)
→
Esperanto
kraĉi
(derived)
→
French
cracher
(derived)
→
Icelandic
hrækja
(inherited)