Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
röskur
←
Proto-Germanic
*wraskwra-
(inherited)
←
Proto-Indo-European
*wrésgʷ-e-
(inherited)
←
Old Norse
rǫskr
(inherited)
→
English
rash
(cognate)