Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Lechite
←
Polish
Lech
(mention)
←
Proto-Slavic
*lęděninъ
(derived)
→
English
Lechitic
(suffix)