Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
svampur
←
Proto-Germanic
*swammaz
(inherited)
←
Old Norse
svǫppr
(inherited)
←
Old Norse
soppr
(mention)
→
English
swamp
(cognate)
→
Luxembourgish
Schwamp
(cognate)