Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
hrópa
←
Proto-Germanic
*hrōpaną
(inherited)
←
Old Norse
hrópa
(inherited)
→
English
roop
(cognate)
→
Luxembourgish
ruffen
(cognate)
→
Swedish
ropa
(cognate)