Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
tommelfinger
←
Danish
tommel
(compound)
←
Danish
finger
(compound)
←
Old Norse
þumalfingr
(cognate)
→
Danish
tomme
(mention)
→
Danish
tommelfingerregel
(affix)