Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
lón
←
Danish
lyn
(cognate)
←
English
lown
(cognate)
←
Proto-Germanic
*luhnō
(derived)
←
Proto-Indo-European
*lewk-
(derived)
←
Old Norse
lón
(derived)
←
Swedish
lugn
(cognate)
→
English
lown
(cognate)
→
Icelandic
lónasóley
(affix)
→
Norwegian Nynorsk
lon
(cognate)
→
Swedish
lugn
(cognate)