Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Dutch
speel
→
Dutch
speeltuin
(compound)
→
Dutch
speelzucht
(compound)
→
Dutch
speelhuis
(compound)
→
Dutch
speelhol
(compound)