Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
nightlong
←
Old English
nihtlang
(inherited)
←
Old English
nihtlanges
(inherited)
←
English
night
(compound)
←
English
long
(compound)
←
English
night
(compound)
←
English
long
(compound)
←
Middle English
*nihtlong
(inherited)
←
Middle English
nihtlonge
(inherited)
←
Middle English
nihtlonges
(mention)