Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
doubtlessly
←
English
doubtless
(suffix)
←
English
ly
(suffix)
←
Middle English
doutelesly
(inherited)
←
Middle English
dowtelesly
(mention)
→
English
undoubtlessly
(prefix)