Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
toothsome
←
English
tooth
(suffix)
←
English
some
(suffix)
→
English
toothsomely
(suffix)
→
English
toothsomeness
(suffix)
→
English
untoothsome
(prefix)