Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norwegian Nynorsk
-sel
←
Old Norse
-sl
(derived)
←
Old Norse
-sla
(mention)
→
Norwegian Nynorsk
trugsel
(affix)