Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
stretchy
←
English
stretch
(suffix)
←
English
y
(suffix)
→
English
stretchily
(suffix)
→
English
stretchiness
(suffix)
→
English
nonstretchy
(prefix)