Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
brók
←
Old English
brōc
(cognate)
←
English
breech
(mention)
←
English
breeches
(mention)
←
Finnish
ruoke
(mention)
←
Proto-Germanic
*brōks
(inherited)
←
Old High German
bruoh
(mention)
←
Old Norse
brók
(inherited)
→
Icelandic
nábrók
(prefix)