Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
hjælp
←
Danish
hjælpe
(mention)
←
Old Norse
hjalp
(derived)
←
Old Norse
hjalpa
(mention)
→
English
help
(cognate)
→
Danish
hjælpeløs
(affix)
→
Danish
dødshjælp
(affix)