Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
rák
←
Proto-Germanic
*rēkō
(inherited)
→
English
rake
(cognate)
→
English
raik
(cognate)
→
English
dretch
(cognate)
→
Icelandic
sorturák
(prefix)