Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
West Frisian
esk
←
Proto-Germanic
*askaz
(inherited)
←
Proto-Indo-European
*h₃esk-
(derived)
←
Old Frisian
ask
(inherited)
→
English
ash
(cognate)
→
Dutch
es
(cognate)