Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Dutch
hulpeloos
←
Dutch
hulp
(compound)
←
Dutch
-e-
(compound)
←
Dutch
(suffix)
←
Dutch
-loos
(suffix)
→
English
helpless
(cognate)
→
Dutch
hulpeloosheid
(suffix)