Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
mildur
←
English
mild
(mention)
←
Proto-Germanic
*mildijaz
(inherited)
←
Old Norse
mildr
(inherited)
→
English
mild
(cognate)