Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
stemmy
←
English
stem
(suffix)
←
English
y
(suffix)
→
English
stemminess
(suffix)
→
German
stämmig
(cognate)