Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
tiġ
→
Old English
fiftig
(suffix)
→
Old English
hundteontig
(mention)
→
Old English
hundendleftig
(mention)
→
Old English
hundnigontig
(mention)