Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
þumalputti
←
Icelandic
þumall
(compound)
←
Icelandic
putti
(compound)
→
Icelandic
þumalputtaregla
(compound)