Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
ruttna
←
Danish
rådne
(cognate)
←
Icelandic
rotna
(cognate)
←
Norwegian Bokmål
råtne
(cognate)
←
Old Norse
rotna
(derived)
←
Swedish
rutten
(suffix)
←
Swedish
a
(suffix)
←
Swedish
rutten
(mention)
←
Swedish
röta
(mention)
→
Swedish
röta
(mention)