Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
hlemmr
←
Proto-Germanic
*hlammiz
(inherited)
→
Danish
lem
(inherited)
→
Westrobothnian
lemm
(inherited)
→
Icelandic
hlemmur
(inherited)
→
Norwegian Nynorsk
lem
(inherited)